[INFO] cloning repository https://github.com/webern/rs_book [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/webern/rs_book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebern%2Frs_book", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebern%2Frs_book'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b1d8d67014f7b2bb78519c3a71c142f73e5f22d5 [INFO] testing webern/rs_book against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebern%2Frs_book" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/webern/rs_book [INFO] finished tweaking git repo https://github.com/webern/rs_book [INFO] tweaked toml for git repo https://github.com/webern/rs_book written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/webern/rs_book on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/webern/rs_book already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d75ec0b669512e6fa8474528d8faaa2eceac8bd703a30e0b7c1a07e0410c503 [INFO] running `Command { std: "docker" "start" "-a" "6d75ec0b669512e6fa8474528d8faaa2eceac8bd703a30e0b7c1a07e0410c503", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d75ec0b669512e6fa8474528d8faaa2eceac8bd703a30e0b7c1a07e0410c503", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d75ec0b669512e6fa8474528d8faaa2eceac8bd703a30e0b7c1a07e0410c503", kill_on_drop: false }` [INFO] [stdout] 6d75ec0b669512e6fa8474528d8faaa2eceac8bd703a30e0b7c1a07e0410c503 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 999e2e1d8d7407900f06881aec60cc882bdf0bf55275eb143ad6330669a362d4 [INFO] running `Command { std: "docker" "start" "-a" "999e2e1d8d7407900f06881aec60cc882bdf0bf55275eb143ad6330669a362d4", kill_on_drop: false }` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-10a-generics v5.6.1 (/opt/rustwide/workdir/chapter-10a-generics/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-10a-generics v5.6.1 (/opt/rustwide/workdir/chapter-10a-generics/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-8 v5.6.1 (/opt/rustwide/workdir/chapter-8/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-8 v5.6.1 (/opt/rustwide/workdir/chapter-8/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Compiling linux-raw-sys v0.4.10 [INFO] [stderr] Compiling bitflags v2.4.1 [INFO] [stderr] Compiling fastrand v2.0.1 [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling utf8parse v0.2.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling hashbrown v0.14.2 [INFO] [stderr] Compiling anstyle-query v1.0.0 [INFO] [stderr] Compiling anstyle-parse v0.2.2 [INFO] [stderr] Compiling colorchoice v1.0.0 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling anstyle v1.0.4 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling portable-atomic v1.5.1 [INFO] [stderr] Compiling clap_lex v0.6.0 [INFO] [stderr] Compiling winnow v0.5.19 [INFO] [stderr] Compiling anstream v0.6.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling aho-corasick v1.1.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling indexmap v2.1.0 [INFO] [stderr] Compiling clap_builder v4.4.8 [INFO] [stderr] Compiling walkdir v2.4.0 [INFO] [stderr] Compiling itoa v1.0.9 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling number_prefix v0.4.0 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling console v0.15.7 [INFO] [stderr] Compiling filetime v0.2.22 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Compiling home v0.5.5 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling eyre v0.6.9 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling indicatif v0.17.7 [INFO] [stderr] Compiling indenter v0.3.3 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Compiling c_multiple_crates v0.1.0 (/opt/rustwide/workdir/chapter-7/c_multiple_crates) [INFO] [stderr] Compiling d_custom_crate_files v0.1.0 (/opt/rustwide/workdir/chapter-7/d_custom_crate_files) [INFO] [stderr] Compiling chapter-10-traits-lib v0.1.0 (/opt/rustwide/workdir/chapter-10-traits-lib) [INFO] [stderr] Compiling chapter-10b-traits v0.1.0 (/opt/rustwide/workdir/chapter-10b-traits) [INFO] [stderr] Compiling chapter-17 v0.1.0 (/opt/rustwide/workdir/chapter-17) [INFO] [stderr] Compiling chapter-15 v0.1.0 (/opt/rustwide/workdir/chapter-15) [INFO] [stderr] Compiling chapter-13 v0.1.0 (/opt/rustwide/workdir/chapter-13) [INFO] [stderr] Compiling chapter-18 v0.1.0 (/opt/rustwide/workdir/chapter-18) [INFO] [stderr] Compiling chapter-8 v0.1.0 (/opt/rustwide/workdir/chapter-8) [INFO] [stderr] Compiling chapter-16 v0.1.0 (/opt/rustwide/workdir/chapter-16) [INFO] [stdout] warning: value assigned to `setting_value` is never read [INFO] [stdout] --> chapter-18/src/main.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | setting_value = new_setting_value; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chapter-14 v0.1.0 (/opt/rustwide/workdir/chapter-14) [INFO] [stdout] warning: the `x:` in this pattern is redundant [INFO] [stdout] --> chapter-18/src/main.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | Point { x: x, y: y } => { [INFO] [stdout] | ^^^^ help: use shorthand field pattern: `x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `y:` in this pattern is redundant [INFO] [stdout] --> chapter-18/src/main.rs:62:23 [INFO] [stdout] | [INFO] [stdout] 62 | Point { x: x, y: y } => { [INFO] [stdout] | ^^^^ help: use shorthand field pattern: `y` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chapter-5 v0.1.0 (/opt/rustwide/workdir/chapter-5) [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling b_standard_library v0.1.0 (/opt/rustwide/workdir/chapter-7/b_normal_library) [INFO] [stderr] Compiling chapter-10a v0.1.0 (/opt/rustwide/workdir/chapter-10a-generics) [INFO] [stderr] Compiling chapter-4 v0.1.0 (/opt/rustwide/workdir/chapter-4) [INFO] [stderr] Compiling a_standard_binary v0.1.0 (/opt/rustwide/workdir/chapter-7/a_normal_binary) [INFO] [stderr] Compiling chapter-10c-lifetimes v0.1.0 (/opt/rustwide/workdir/chapter-10c-lifetimes) [INFO] [stderr] Compiling chapter-6 v0.1.0 (/opt/rustwide/workdir/chapter-6) [INFO] [stderr] Compiling e_pub_vs_private v0.1.0 (/opt/rustwide/workdir/chapter-7/e_pub_vs_private) [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:29:7 [INFO] [stdout] | [INFO] [stdout] 29 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:87:7 [INFO] [stdout] | [INFO] [stdout] 87 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:134:7 [INFO] [stdout] | [INFO] [stdout] 134 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:148:7 [INFO] [stdout] | [INFO] [stdout] 148 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling notify v4.0.17 [INFO] [stderr] Compiling tempfile v3.8.1 [INFO] [stderr] Compiling chapter-12 v0.1.0 (/opt/rustwide/workdir/chapter-12) [INFO] [stderr] Compiling chapter-11 v0.1.0 (/opt/rustwide/workdir/chapter-11) [INFO] [stderr] Compiling regex-automata v0.4.3 [INFO] [stderr] Compiling chapter-3 v0.1.0 (/opt/rustwide/workdir/chapter-3) [INFO] [stdout] warning: unused variable: `query` [INFO] [stdout] --> chapter-12/src/bin/listing_16.rs:54:19 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn search<'a>(query: &str, contents: &'a str) -> Vec<&'a str> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> chapter-12/src/bin/listing_16.rs:54:32 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn search<'a>(query: &str, contents: &'a str) -> Vec<&'a str> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.192 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Compiling snafu-derive v0.7.5 [INFO] [stderr] Compiling regex v1.10.2 [INFO] [stderr] Compiling clap v4.4.8 [INFO] [stderr] Compiling snafu v0.7.5 [INFO] [stderr] Compiling chapter-9 v0.1.0 (/opt/rustwide/workdir/chapter-9) [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling serde_spanned v0.6.4 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling toml v0.7.8 [INFO] [stderr] Compiling rustlings-chapter-8 v5.6.1 (/opt/rustwide/workdir/chapter-8/rustlings) [INFO] [stderr] Compiling rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings) [INFO] [stderr] Compiling rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings) [INFO] [stderr] Compiling rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings) [INFO] [stderr] Compiling rustlings-chapter-10a-generics v5.6.1 (/opt/rustwide/workdir/chapter-10a-generics/rustlings) [INFO] [stderr] Compiling rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings) [INFO] [stderr] Compiling rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-8/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-6/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-13/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-15/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-7/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-16/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-10a-generics/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.22s [INFO] running `Command { std: "docker" "inspect" "999e2e1d8d7407900f06881aec60cc882bdf0bf55275eb143ad6330669a362d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "999e2e1d8d7407900f06881aec60cc882bdf0bf55275eb143ad6330669a362d4", kill_on_drop: false }` [INFO] [stdout] 999e2e1d8d7407900f06881aec60cc882bdf0bf55275eb143ad6330669a362d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5de1c551ac24d15142dde7ad78befc380cc1aa2ab9676d8693f727437be79002 [INFO] running `Command { std: "docker" "start" "-a" "5de1c551ac24d15142dde7ad78befc380cc1aa2ab9676d8693f727437be79002", kill_on_drop: false }` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-10a-generics v5.6.1 (/opt/rustwide/workdir/chapter-10a-generics/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-10a-generics v5.6.1 (/opt/rustwide/workdir/chapter-10a-generics/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-8 v5.6.1 (/opt/rustwide/workdir/chapter-8/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-8 v5.6.1 (/opt/rustwide/workdir/chapter-8/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] Compiling regex-automata v0.4.3 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling predicates-core v1.0.6 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling difflib v0.4.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stderr] Compiling termtree v0.4.1 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling d_custom_crate_files v0.1.0 (/opt/rustwide/workdir/chapter-7/d_custom_crate_files) [INFO] [stderr] Compiling chapter-9 v0.1.0 (/opt/rustwide/workdir/chapter-9) [INFO] [stderr] Compiling chapter-10b-traits v0.1.0 (/opt/rustwide/workdir/chapter-10b-traits) [INFO] [stderr] Compiling c_multiple_crates v0.1.0 (/opt/rustwide/workdir/chapter-7/c_multiple_crates) [INFO] [stderr] Compiling chapter-12 v0.1.0 (/opt/rustwide/workdir/chapter-12) [INFO] [stderr] Compiling itertools v0.11.0 [INFO] [stderr] Compiling predicates-tree v1.0.9 [INFO] [stdout] warning: unused variable: `query` [INFO] [stdout] --> chapter-12/src/bin/listing_16.rs:54:19 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn search<'a>(query: &str, contents: &'a str) -> Vec<&'a str> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> chapter-12/src/bin/listing_16.rs:54:32 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn search<'a>(query: &str, contents: &'a str) -> Vec<&'a str> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chapter-11 v0.1.0 (/opt/rustwide/workdir/chapter-11) [INFO] [stderr] Compiling chapter-3 v0.1.0 (/opt/rustwide/workdir/chapter-3) [INFO] [stderr] Compiling chapter-17 v0.1.0 (/opt/rustwide/workdir/chapter-17) [INFO] [stderr] Compiling chapter-18 v0.1.0 (/opt/rustwide/workdir/chapter-18) [INFO] [stderr] Compiling chapter-16 v0.1.0 (/opt/rustwide/workdir/chapter-16) [INFO] [stderr] Compiling chapter-13 v0.1.0 (/opt/rustwide/workdir/chapter-13) [INFO] [stdout] warning: value assigned to `setting_value` is never read [INFO] [stdout] --> chapter-18/src/main.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | setting_value = new_setting_value; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `x:` in this pattern is redundant [INFO] [stdout] --> chapter-18/src/main.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | Point { x: x, y: y } => { [INFO] [stdout] | ^^^^ help: use shorthand field pattern: `x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `y:` in this pattern is redundant [INFO] [stdout] --> chapter-18/src/main.rs:62:23 [INFO] [stdout] | [INFO] [stdout] 62 | Point { x: x, y: y } => { [INFO] [stdout] | ^^^^ help: use shorthand field pattern: `y` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chapter-14 v0.1.0 (/opt/rustwide/workdir/chapter-14) [INFO] [stderr] Compiling chapter-8 v0.1.0 (/opt/rustwide/workdir/chapter-8) [INFO] [stderr] Compiling chapter-15 v0.1.0 (/opt/rustwide/workdir/chapter-15) [INFO] [stderr] Compiling b_standard_library v0.1.0 (/opt/rustwide/workdir/chapter-7/b_normal_library) [INFO] [stderr] Compiling a_standard_binary v0.1.0 (/opt/rustwide/workdir/chapter-7/a_normal_binary) [INFO] [stderr] Compiling e_pub_vs_private v0.1.0 (/opt/rustwide/workdir/chapter-7/e_pub_vs_private) [INFO] [stderr] Compiling chapter-10-traits-lib v0.1.0 (/opt/rustwide/workdir/chapter-10-traits-lib) [INFO] [stderr] Compiling chapter-5 v0.1.0 (/opt/rustwide/workdir/chapter-5) [INFO] [stderr] Compiling float-cmp v0.9.0 [INFO] [stderr] Compiling chapter-6 v0.1.0 (/opt/rustwide/workdir/chapter-6) [INFO] [stderr] Compiling chapter-4 v0.1.0 (/opt/rustwide/workdir/chapter-4) [INFO] [stderr] Compiling chapter-10a v0.1.0 (/opt/rustwide/workdir/chapter-10a-generics) [INFO] [stderr] Compiling chapter-10c-lifetimes v0.1.0 (/opt/rustwide/workdir/chapter-10c-lifetimes) [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:29:7 [INFO] [stdout] | [INFO] [stdout] 29 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:87:7 [INFO] [stdout] | [INFO] [stdout] 87 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:134:7 [INFO] [stdout] | [INFO] [stdout] 134 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stdout] --> chapter-10c-lifetimes/src/main.rs:148:7 [INFO] [stdout] | [INFO] [stdout] 148 | #[cfg(does_not_compile)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex v1.10.2 [INFO] [stderr] Compiling bstr v1.8.0 [INFO] [stderr] Compiling predicates v3.0.4 [INFO] [stderr] Compiling assert_cmd v2.0.12 [INFO] [stderr] Compiling rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings) [INFO] [stderr] Compiling rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings) [INFO] [stderr] Compiling rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings) [INFO] [stderr] Compiling rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings) [INFO] [stderr] Compiling rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings) [INFO] [stderr] Compiling rustlings-chapter-8 v5.6.1 (/opt/rustwide/workdir/chapter-8/rustlings) [INFO] [stderr] Compiling rustlings-chapter-10a-generics v5.6.1 (/opt/rustwide/workdir/chapter-10a-generics/rustlings) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-15/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-7/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-8/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-16/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-6/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-13/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-7/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-10a-generics/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-8/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-13/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-10a-generics/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-6/rustlings/src/exercise.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-15/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> chapter-16/rustlings/src/exercise.rs:110:20 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 19.08s [INFO] running `Command { std: "docker" "inspect" "5de1c551ac24d15142dde7ad78befc380cc1aa2ab9676d8693f727437be79002", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5de1c551ac24d15142dde7ad78befc380cc1aa2ab9676d8693f727437be79002", kill_on_drop: false }` [INFO] [stdout] 5de1c551ac24d15142dde7ad78befc380cc1aa2ab9676d8693f727437be79002 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 784377a790e73f2bd5a5ec1ca8c06279a1bdbc3e535b7ccd5b883728d192dfc4 [INFO] running `Command { std: "docker" "start" "-a" "784377a790e73f2bd5a5ec1ca8c06279a1bdbc3e535b7ccd5b883728d192dfc4", kill_on_drop: false }` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-10a-generics v5.6.1 (/opt/rustwide/workdir/chapter-10a-generics/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-10a-generics v5.6.1 (/opt/rustwide/workdir/chapter-10a-generics/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-13 v5.6.1 (/opt/rustwide/workdir/chapter-13/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-15 v5.6.1 (/opt/rustwide/workdir/chapter-15/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-17 v5.6.1 (/opt/rustwide/workdir/chapter-16/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-6 v5.6.1 (/opt/rustwide/workdir/chapter-6/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-8 v5.6.1 (/opt/rustwide/workdir/chapter-8/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The bin target `rustlings` in package `rustlings-chapter-8 v5.6.1 (/opt/rustwide/workdir/chapter-8/rustlings)` has the same output filename as the bin target `rustlings` in package `rustlings-chapter-7 v5.6.1 (/opt/rustwide/workdir/chapter-7/rustlings)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/rustlings.dwp [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: unused variable: `query` [INFO] [stderr] --> chapter-12/src/bin/listing_16.rs:54:19 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn search<'a>(query: &str, contents: &'a str) -> Vec<&'a str> { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_query` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `contents` [INFO] [stderr] --> chapter-12/src/bin/listing_16.rs:54:32 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn search<'a>(query: &str, contents: &'a str) -> Vec<&'a str> { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stderr] [INFO] [stderr] warning: `chapter-12` (bin "listing_16" test) generated 2 warnings [INFO] [stderr] warning: value assigned to `setting_value` is never read [INFO] [stderr] --> chapter-18/src/main.rs:128:13 [INFO] [stderr] | [INFO] [stderr] 128 | setting_value = new_setting_value; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the `x:` in this pattern is redundant [INFO] [stderr] --> chapter-18/src/main.rs:62:17 [INFO] [stderr] | [INFO] [stderr] 62 | Point { x: x, y: y } => { [INFO] [stderr] | ^^^^ help: use shorthand field pattern: `x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the `y:` in this pattern is redundant [INFO] [stderr] --> chapter-18/src/main.rs:62:23 [INFO] [stderr] | [INFO] [stderr] 62 | Point { x: x, y: y } => { [INFO] [stderr] | ^^^^ help: use shorthand field pattern: `y` [INFO] [stderr] [INFO] [stderr] warning: `chapter-18` (bin "chapter-18" test) generated 3 warnings (run `cargo fix --bin "chapter-18" --tests` to apply 2 suggestions) [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> chapter-16/rustlings/src/exercise.rs:110:20 [INFO] [stderr] | [INFO] [stderr] 110 | pub fn compile(&self) -> Result { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> chapter-6/rustlings/src/exercise.rs:111:20 [INFO] [stderr] | [INFO] [stderr] 111 | pub fn compile(&self) -> Result { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> chapter-13/rustlings/src/exercise.rs:110:20 [INFO] [stderr] | [INFO] [stderr] 110 | pub fn compile(&self) -> Result { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> chapter-8/rustlings/src/exercise.rs:111:20 [INFO] [stderr] | [INFO] [stderr] 111 | pub fn compile(&self) -> Result { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> chapter-10a-generics/rustlings/src/exercise.rs:111:20 [INFO] [stderr] | [INFO] [stderr] 111 | pub fn compile(&self) -> Result { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> chapter-7/rustlings/src/exercise.rs:111:20 [INFO] [stderr] | [INFO] [stderr] 111 | pub fn compile(&self) -> Result { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 111 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `rustlings-chapter-17` (bin "rustlings" test) generated 1 warning [INFO] [stderr] warning: `rustlings-chapter-6` (bin "rustlings" test) generated 1 warning [INFO] [stderr] warning: `rustlings-chapter-6` (bin "rustlings") generated 1 warning (1 duplicate) [INFO] [stderr] warning: `rustlings-chapter-13` (bin "rustlings") generated 1 warning [INFO] [stderr] warning: `rustlings-chapter-8` (bin "rustlings" test) generated 1 warning [INFO] [stderr] warning: `rustlings-chapter-17` (bin "rustlings") generated 1 warning (1 duplicate) [INFO] [stderr] warning: `rustlings-chapter-13` (bin "rustlings" test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: `rustlings-chapter-10a-generics` (bin "rustlings" test) generated 1 warning [INFO] [stderr] warning: `rustlings-chapter-7` (bin "rustlings" test) generated 1 warning [INFO] [stderr] warning: `rustlings-chapter-10a-generics` (bin "rustlings") generated 1 warning (1 duplicate) [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> chapter-15/rustlings/src/exercise.rs:110:20 [INFO] [stderr] | [INFO] [stderr] 110 | pub fn compile(&self) -> Result { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 110 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `rustlings-chapter-8` (bin "rustlings") generated 1 warning (1 duplicate) [INFO] [stderr] warning: `rustlings-chapter-15` (bin "rustlings" test) generated 1 warning [INFO] [stderr] warning: `rustlings-chapter-15` (bin "rustlings") generated 1 warning (1 duplicate) [INFO] [stderr] warning: `rustlings-chapter-7` (bin "rustlings") generated 1 warning (1 duplicate) [INFO] [stderr] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stderr] --> chapter-10c-lifetimes/src/main.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | #[cfg(does_not_compile)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stderr] --> chapter-10c-lifetimes/src/main.rs:29:7 [INFO] [stderr] | [INFO] [stderr] 29 | #[cfg(does_not_compile)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stderr] --> chapter-10c-lifetimes/src/main.rs:87:7 [INFO] [stderr] | [INFO] [stderr] 87 | #[cfg(does_not_compile)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stderr] --> chapter-10c-lifetimes/src/main.rs:134:7 [INFO] [stderr] | [INFO] [stderr] 134 | #[cfg(does_not_compile)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `does_not_compile` [INFO] [stderr] --> chapter-10c-lifetimes/src/main.rs:148:7 [INFO] [stderr] | [INFO] [stderr] 148 | #[cfg(does_not_compile)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(does_not_compile)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(does_not_compile)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: `chapter-10c-lifetimes` (bin "chapter-10c-lifetimes" test) generated 5 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/a_standard_binary-e36ab905c1de7477) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/b_standard_library-d62250dbf56beb03) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/c_multiple_crates-a7b4af5af1215a9b) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/goodbye_world.rs (/opt/rustwide/target/debug/deps/goodbye_world-9092b3de59db48a2) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/hello_world.rs (/opt/rustwide/target/debug/deps/hello_world-affc685770f4b0a6) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chapter_10_traits_lib-30b6c07e8bef216b) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter_10a-1d6ed1b70eb94971) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter_10b_traits-4367af42de054172) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter_10c_lifetimes-558c70659f9034ab) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chapter_11-356c1cdff4bcc7fc) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test output::example ... ok [INFO] [stdout] test rant_about_loops::i_hate_this ... ok [INFO] [stdout] test compile_guarded::a_test ... ok [INFO] [stdout] test integ_discussion::unit_test ... ok [INFO] [stdout] test rant_about_loops::trim_test_1_leading_space ... ok [INFO] [stdout] test rant_about_loops::trim_test_2_trailing_space ... ok [INFO] [stdout] test rant_about_loops::trim_test_3_leading_and_trailing ... ok [INFO] [stdout] test isolated::bad_test_1 ... ok [INFO] [stdout] test isolated::good_test ... ok [INFO] [stdout] test isolated::bad_test_2 ... ok [INFO] [stdout] test be_assertive::a_some_assertions ... FAILED [INFO] [stdout] test should_panic_tests::reliable_test - should panic ... FAILED [INFO] [stdout] test should_panic_tests::unreliable_test - should panic ... ok [INFO] [stdout] test everybody_panic::panic_is_ok - should panic ... ok [INFO] [stderr] error: test failed, to rerun pass `-p chapter-11 --lib` [INFO] [stdout] test tests_returning_results::returns_a_result ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- be_assertive::a_some_assertions stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'be_assertive::a_some_assertions' panicked at chapter-11/src/lib.rs:216:9: [INFO] [stdout] assertion `left == right` failed: 'double(3)' should return '6' [INFO] [stdout] left: 7 [INFO] [stdout] right: 6 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5597a8e5b912 - std::backtrace_rs::backtrace::libunwind::trace::h5edb72cc539d8d33 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5597a8e5b912 - std::backtrace_rs::backtrace::trace_unsynchronized::h73d186ef976c5ae2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5597a8e5b912 - std::sys::backtrace::_print_fmt::h4410012d384fde01 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5597a8e5b912 - ::fmt::h281a579a27d691d5 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5597a8e815a3 - core::fmt::rt::Argument::fmt::h4c31bb6a3f4e4ed6 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5597a8e815a3 - core::fmt::write::hd1f1283e971fbb36 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/fmt/mod.rs:1465:25 [INFO] [stdout] 6: 0x5597a8e586c3 - std::io::default_write_fmt::h6d6cb3ff48bb6394 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5597a8e586c3 - std::io::Write::write_fmt::h976b7a346c630898 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5597a8e5b762 - std::sys::backtrace::BacktraceLock::print::h7cc2f8a0b7549773 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5597a8e5cf1c - std::panicking::default_hook::{{closure}}::hc18f11ca3cc980d1 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x5597a8e5cd72 - std::panicking::default_hook::h5207cd5928e5a9d2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x5597a8e19bd4 - as core::ops::function::Fn>::call::h53735dbb2fff5e8e [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 12: 0x5597a8e19bd4 - test::test_main_with_exit_callback::{{closure}}::h8629ce54f7c62158 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5597a8e5d8fb - as core::ops::function::Fn>::call::hdd01dfa4f5d59fd2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 14: 0x5597a8e5d8fb - std::panicking::rust_panic_with_hook::he2975323910480e2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x5597a8e5d6ca - std::panicking::begin_panic_handler::{{closure}}::hf6a73f8f68d2901d [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:706:13 [INFO] [stdout] 16: 0x5597a8e5be09 - std::sys::backtrace::__rust_end_short_backtrace::h91c7517b8fba4182 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 17: 0x5597a8e5d35d - __rustc[c30fa7112bbf6ac0]::rust_begin_unwind [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x5597a8e80080 - core::panicking::panic_fmt::h1dc18eebb9b6550e [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5597a8e80413 - core::panicking::assert_failed_inner::h18974c672091d19b [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panicking.rs:427:23 [INFO] [stdout] 20: 0x5597a8e3c466 - core::panicking::assert_failed::hddcd8fca445ba659 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panicking.rs:387:5 [INFO] [stdout] 21: 0x5597a8dd7c7f - chapter_11::be_assertive::a_some_assertions::hd0d65d2e043d2b45 [INFO] [stdout] at /opt/rustwide/workdir/chapter-11/src/lib.rs:216:9 [INFO] [stdout] 22: 0x5597a8dd7b07 - chapter_11::be_assertive::a_some_assertions::{{closure}}::h918ff21406ed5d34 [INFO] [stdout] at /opt/rustwide/workdir/chapter-11/src/lib.rs:206:27 [INFO] [stdout] 23: 0x5597a8dd4626 - core::ops::function::FnOnce::call_once::h0b53849b36cdf802 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5597a8e1f2cb - core::ops::function::FnOnce::call_once::hdd80366119caeff9 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5597a8e1f2cb - test::__rust_begin_short_backtrace::h60798cb0fdc462bd [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:648:18 [INFO] [stdout] 26: 0x5597a8e1e54e - test::run_test_in_process::{{closure}}::h81bd62fe0ddb1cae [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:671:74 [INFO] [stdout] 27: 0x5597a8e1e54e - as core::ops::function::FnOnce<()>>::call_once::h6ee6466477e4c0dc [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5597a8e1e54e - std::panicking::catch_unwind::do_call::h01a79315147a2ca1 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:589:40 [INFO] [stdout] 29: 0x5597a8e1e54e - std::panicking::catch_unwind::h831c87e90ef4f2d8 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:552:19 [INFO] [stdout] 30: 0x5597a8e1e54e - std::panic::catch_unwind::h50e9876bcbc7c37f [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5597a8e1e54e - test::run_test_in_process::hd57ee4367ef533b2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:671:27 [INFO] [stdout] 32: 0x5597a8e1e54e - test::run_test::{{closure}}::hd180abfe8d10b90d [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:592:43 [INFO] [stdout] 33: 0x5597a8de2144 - test::run_test::{{closure}}::hadea4433d10ac366 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:622:41 [INFO] [stdout] 34: 0x5597a8de2144 - std::sys::backtrace::__rust_begin_short_backtrace::hb136c48ddd0ced72 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 35: 0x5597a8de5a3a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e392173a704e81a [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5597a8de5a3a - as core::ops::function::FnOnce<()>>::call_once::h858a87db574d2ff4 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5597a8de5a3a - std::panicking::catch_unwind::do_call::hff7ec4d4a59ca346 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:589:40 [INFO] [stdout] 38: 0x5597a8de5a3a - std::panicking::catch_unwind::h74378fed914955a4 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:552:19 [INFO] [stdout] 39: 0x5597a8de5a3a - std::panic::catch_unwind::hd644e75c809e87ce [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5597a8de5a3a - std::thread::Builder::spawn_unchecked_::{{closure}}::h5c4ce65e6ea67c65 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5597a8de5a3a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c391219c93831ae [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5597a8e60aa7 - as core::ops::function::FnOnce>::call_once::ha02f1268c87bf8cb [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 43: 0x5597a8e60aa7 - as core::ops::function::FnOnce>::call_once::ha9964535c0565e6a [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 44: 0x5597a8e60aa7 - std::sys::pal::unix::thread::Thread::new::thread_start::hd6a2768613f757f7 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/pal/unix/thread.rs:97:17 [INFO] [stdout] 45: 0x7533f3049aa4 - [INFO] [stdout] 46: 0x7533f30d6a34 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- should_panic_tests::reliable_test stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'should_panic_tests::reliable_test' panicked at chapter-11/src/lib.rs:225:22: [INFO] [stdout] attempt to subtract with overflow [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5597a8e5b912 - std::backtrace_rs::backtrace::libunwind::trace::h5edb72cc539d8d33 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5597a8e5b912 - std::backtrace_rs::backtrace::trace_unsynchronized::h73d186ef976c5ae2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5597a8e5b912 - std::sys::backtrace::_print_fmt::h4410012d384fde01 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5597a8e5b912 - ::fmt::h281a579a27d691d5 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5597a8e815a3 - core::fmt::rt::Argument::fmt::h4c31bb6a3f4e4ed6 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5597a8e815a3 - core::fmt::write::hd1f1283e971fbb36 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/fmt/mod.rs:1465:25 [INFO] [stdout] 6: 0x5597a8e586c3 - std::io::default_write_fmt::h6d6cb3ff48bb6394 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5597a8e586c3 - std::io::Write::write_fmt::h976b7a346c630898 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5597a8e5b762 - std::sys::backtrace::BacktraceLock::print::h7cc2f8a0b7549773 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5597a8e5cf1c - std::panicking::default_hook::{{closure}}::hc18f11ca3cc980d1 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x5597a8e5cd72 - std::panicking::default_hook::h5207cd5928e5a9d2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x5597a8e19bd4 - as core::ops::function::Fn>::call::h53735dbb2fff5e8e [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 12: 0x5597a8e19bd4 - test::test_main_with_exit_callback::{{closure}}::h8629ce54f7c62158 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5597a8e5d8fb - as core::ops::function::Fn>::call::hdd01dfa4f5d59fd2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 14: 0x5597a8e5d8fb - std::panicking::rust_panic_with_hook::he2975323910480e2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x5597a8e5d696 - std::panicking::begin_panic_handler::{{closure}}::hf6a73f8f68d2901d [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:699:13 [INFO] [stdout] 16: 0x5597a8e5be09 - std::sys::backtrace::__rust_end_short_backtrace::h91c7517b8fba4182 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 17: 0x5597a8e5d35d - __rustc[c30fa7112bbf6ac0]::rust_begin_unwind [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x5597a8e80080 - core::panicking::panic_fmt::h1dc18eebb9b6550e [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5597a8e860a7 - core::panicking::panic_const::panic_const_sub_overflow::hc2bb75feb5772271 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panicking.rs:175:17 [INFO] [stdout] 20: 0x5597a8dd6eaa - chapter_11::should_panic_tests::gimme_a_value_greater_than_10::h9f5d596e83a2b937 [INFO] [stdout] at /opt/rustwide/workdir/chapter-11/src/lib.rs:225:22 [INFO] [stdout] 21: 0x5597a8dd7d08 - chapter_11::should_panic_tests::reliable_test::h660ca9f623365a6b [INFO] [stdout] at /opt/rustwide/workdir/chapter-11/src/lib.rs:246:17 [INFO] [stdout] 22: 0x5597a8dd7ce7 - chapter_11::should_panic_tests::reliable_test::{{closure}}::h8634a1ae77c45b6c [INFO] [stdout] at /opt/rustwide/workdir/chapter-11/src/lib.rs:245:23 [INFO] [stdout] 23: 0x5597a8dd46a6 - core::ops::function::FnOnce::call_once::h24e45bfca2f55572 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5597a8e1f2cb - core::ops::function::FnOnce::call_once::hdd80366119caeff9 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5597a8e1f2cb - test::__rust_begin_short_backtrace::h60798cb0fdc462bd [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:648:18 [INFO] [stdout] 26: 0x5597a8e1e54e - test::run_test_in_process::{{closure}}::h81bd62fe0ddb1cae [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:671:74 [INFO] [stdout] 27: 0x5597a8e1e54e - as core::ops::function::FnOnce<()>>::call_once::h6ee6466477e4c0dc [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5597a8e1e54e - std::panicking::catch_unwind::do_call::h01a79315147a2ca1 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:589:40 [INFO] [stdout] 29: 0x5597a8e1e54e - std::panicking::catch_unwind::h831c87e90ef4f2d8 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:552:19 [INFO] [stdout] 30: 0x5597a8e1e54e - std::panic::catch_unwind::h50e9876bcbc7c37f [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5597a8e1e54e - test::run_test_in_process::hd57ee4367ef533b2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:671:27 [INFO] [stdout] 32: 0x5597a8e1e54e - test::run_test::{{closure}}::hd180abfe8d10b90d [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:592:43 [INFO] [stdout] 33: 0x5597a8de2144 - test::run_test::{{closure}}::hadea4433d10ac366 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:622:41 [INFO] [stdout] 34: 0x5597a8de2144 - std::sys::backtrace::__rust_begin_short_backtrace::hb136c48ddd0ced72 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 35: 0x5597a8de5a3a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e392173a704e81a [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5597a8de5a3a - as core::ops::function::FnOnce<()>>::call_once::h858a87db574d2ff4 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5597a8de5a3a - std::panicking::catch_unwind::do_call::hff7ec4d4a59ca346 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:589:40 [INFO] [stdout] 38: 0x5597a8de5a3a - std::panicking::catch_unwind::h74378fed914955a4 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:552:19 [INFO] [stdout] 39: 0x5597a8de5a3a - std::panic::catch_unwind::hd644e75c809e87ce [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5597a8de5a3a - std::thread::Builder::spawn_unchecked_::{{closure}}::h5c4ce65e6ea67c65 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5597a8de5a3a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c391219c93831ae [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5597a8e60aa7 - as core::ops::function::FnOnce>::call_once::ha02f1268c87bf8cb [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 43: 0x5597a8e60aa7 - as core::ops::function::FnOnce>::call_once::ha9964535c0565e6a [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 44: 0x5597a8e60aa7 - std::sys::pal::unix::thread::Thread::new::thread_start::hd6a2768613f757f7 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/pal/unix/thread.rs:97:17 [INFO] [stdout] 45: 0x7533f3049aa4 - [INFO] [stdout] 46: 0x7533f30d6a34 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] note: panic did not contain expected string [INFO] [stdout] panic message: "attempt to subtract with overflow" [INFO] [stdout] expected substring: "too high" [INFO] [stdout] ---- tests_returning_results::returns_a_result stdout ---- [INFO] [stdout] Error: No such file or directory (os error 2) [INFO] [stdout] [INFO] [stdout] Stack backtrace: [INFO] [stdout] 0: anyhow::error:: for anyhow::Error>::from [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.75/src/backtrace.rs:27:14 [INFO] [stdout] 1: as core::ops::try_trait::FromResidual>>::from_residual [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/result.rs:2079:27 [INFO] [stdout] 2: chapter_11::tests_returning_results::returns_a_result [INFO] [stdout] at ./src/lib.rs:261:17 [INFO] [stdout] 3: chapter_11::tests_returning_results::returns_a_result::{{closure}} [INFO] [stdout] at ./src/lib.rs:260:30 [INFO] [stdout] 4: core::ops::function::FnOnce::call_once [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 5: core::ops::function::FnOnce::call_once [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 6: test::__rust_begin_short_backtrace [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:648:18 [INFO] [stdout] 7: test::run_test_in_process::{{closure}} [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:671:74 [INFO] [stdout] 8: as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 9: std::panicking::catch_unwind::do_call [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:589:40 [INFO] [stdout] 10: std::panicking::catch_unwind [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:552:19 [INFO] [stdout] 11: std::panic::catch_unwind [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panic.rs:359:14 [INFO] [stdout] 12: test::run_test_in_process [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:671:27 [INFO] [stdout] 13: test::run_test::{{closure}} [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:592:43 [INFO] [stdout] 14: test::run_test::{{closure}} [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:622:41 [INFO] [stdout] 15: std::sys::backtrace::__rust_begin_short_backtrace [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}} [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 17: as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 18: std::panicking::catch_unwind::do_call [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:589:40 [INFO] [stdout] 19: std::panicking::catch_unwind [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:552:19 [INFO] [stdout] 20: std::panic::catch_unwind [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panic.rs:359:14 [INFO] [stdout] 21: std::thread::Builder::spawn_unchecked_::{{closure}} [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 22: core::ops::function::FnOnce::call_once{{vtable.shim}} [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 24: as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 25: std::sys::pal::unix::thread::Thread::new::thread_start [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/pal/unix/thread.rs:97:17 [INFO] [stdout] 26: [INFO] [stdout] 27: clone [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] be_assertive::a_some_assertions [INFO] [stdout] should_panic_tests::reliable_test [INFO] [stdout] tests_returning_results::returns_a_result [INFO] [stdout] [INFO] [stdout] test result: FAILED. 12 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "784377a790e73f2bd5a5ec1ca8c06279a1bdbc3e535b7ccd5b883728d192dfc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "784377a790e73f2bd5a5ec1ca8c06279a1bdbc3e535b7ccd5b883728d192dfc4", kill_on_drop: false }` [INFO] [stdout] 784377a790e73f2bd5a5ec1ca8c06279a1bdbc3e535b7ccd5b883728d192dfc4