[INFO] fetching crate myls 0.1.4... [INFO] testing myls-0.1.4 against 1.90.0 for beta-1.91-3 [INFO] extracting crate myls 0.1.4 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate myls 0.1.4 [INFO] finished tweaking crates.io crate myls 0.1.4 [INFO] tweaked toml for crates.io crate myls 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate myls 0.1.4 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate myls 0.1.4 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded users v0.9.1 [INFO] [stderr] Downloaded size v0.1.2 [INFO] [stderr] Downloaded term_size v0.3.1 [INFO] [stderr] Downloaded quick-error v1.2.2 [INFO] [stderr] Downloaded num-traits v0.2.9 [INFO] [stderr] Downloaded time v0.1.42 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7134e38d2b0f61a0478c39c96c9bdd856b782ac74d79b6f64d5abf695ddf1fbd [INFO] running `Command { std: "docker" "start" "-a" "7134e38d2b0f61a0478c39c96c9bdd856b782ac74d79b6f64d5abf695ddf1fbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7134e38d2b0f61a0478c39c96c9bdd856b782ac74d79b6f64d5abf695ddf1fbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7134e38d2b0f61a0478c39c96c9bdd856b782ac74d79b6f64d5abf695ddf1fbd", kill_on_drop: false }` [INFO] [stdout] 7134e38d2b0f61a0478c39c96c9bdd856b782ac74d79b6f64d5abf695ddf1fbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ded450f7ab49dd8eef970c260cba523e0f6044b9f9cb89af051b740172c6cc2b [INFO] running `Command { std: "docker" "start" "-a" "ded450f7ab49dd8eef970c260cba523e0f6044b9f9cb89af051b740172c6cc2b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.9 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling users v0.9.1 [INFO] [stderr] Compiling term_size v0.3.1 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling size v0.1.2 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling myls v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::panic::resume_unwind` [INFO] [stdout] --> src/meta.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::panic::resume_unwind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/meta.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | / quick_error!( [INFO] [stdout] 15 | | #[derive(Debug)] [INFO] [stdout] 16 | | pub enum MetaError { [INFO] [stdout] 17 | | UnableReadName(path: String) { [INFO] [stdout] ... | [INFO] [stdout] 29 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/meta.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | / quick_error!( [INFO] [stdout] 15 | | #[derive(Debug)] [INFO] [stdout] 16 | | pub enum MetaError { [INFO] [stdout] 17 | | UnableReadName(path: String) { [INFO] [stdout] ... | [INFO] [stdout] 29 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/meta.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | / quick_error!( [INFO] [stdout] 15 | | #[derive(Debug)] [INFO] [stdout] 16 | | pub enum MetaError { [INFO] [stdout] 17 | | UnableReadName(path: String) { [INFO] [stdout] ... | [INFO] [stdout] 29 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/core.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct MaxInfo { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 15 | pub name: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/core.rs:154:34 [INFO] [stdout] | [INFO] [stdout] 154 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 154 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 154 - Err(e) => panic!(e), [INFO] [stdout] 154 + Err(e) => std::panic::panic_any(e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.58s [INFO] running `Command { std: "docker" "inspect" "ded450f7ab49dd8eef970c260cba523e0f6044b9f9cb89af051b740172c6cc2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ded450f7ab49dd8eef970c260cba523e0f6044b9f9cb89af051b740172c6cc2b", kill_on_drop: false }` [INFO] [stdout] ded450f7ab49dd8eef970c260cba523e0f6044b9f9cb89af051b740172c6cc2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c14c58569c55497986bc5a3f459d2173ed347e41932eb782c8c6a2545e7eb745 [INFO] running `Command { std: "docker" "start" "-a" "c14c58569c55497986bc5a3f459d2173ed347e41932eb782c8c6a2545e7eb745", kill_on_drop: false }` [INFO] [stderr] Compiling myls v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::panic::resume_unwind` [INFO] [stdout] --> src/meta.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::panic::resume_unwind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/meta.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | / quick_error!( [INFO] [stdout] 15 | | #[derive(Debug)] [INFO] [stdout] 16 | | pub enum MetaError { [INFO] [stdout] 17 | | UnableReadName(path: String) { [INFO] [stdout] ... | [INFO] [stdout] 29 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/meta.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | / quick_error!( [INFO] [stdout] 15 | | #[derive(Debug)] [INFO] [stdout] 16 | | pub enum MetaError { [INFO] [stdout] 17 | | UnableReadName(path: String) { [INFO] [stdout] ... | [INFO] [stdout] 29 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/meta.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | / quick_error!( [INFO] [stdout] 15 | | #[derive(Debug)] [INFO] [stdout] 16 | | pub enum MetaError { [INFO] [stdout] 17 | | UnableReadName(path: String) { [INFO] [stdout] ... | [INFO] [stdout] 29 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/core.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct MaxInfo { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 15 | pub name: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/core.rs:154:34 [INFO] [stdout] | [INFO] [stdout] 154 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 154 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 154 - Err(e) => panic!(e), [INFO] [stdout] 154 + Err(e) => std::panic::panic_any(e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "c14c58569c55497986bc5a3f459d2173ed347e41932eb782c8c6a2545e7eb745", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c14c58569c55497986bc5a3f459d2173ed347e41932eb782c8c6a2545e7eb745", kill_on_drop: false }` [INFO] [stdout] c14c58569c55497986bc5a3f459d2173ed347e41932eb782c8c6a2545e7eb745 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 30f2fc2bab5669b30f88ee38a1acd941c07805a4a001f950e115e60cbd8b692f [INFO] running `Command { std: "docker" "start" "-a" "30f2fc2bab5669b30f88ee38a1acd941c07805a4a001f950e115e60cbd8b692f", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::panic::resume_unwind` [INFO] [stderr] --> src/meta.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::panic::resume_unwind; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/meta.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | / quick_error!( [INFO] [stderr] 15 | | #[derive(Debug)] [INFO] [stderr] 16 | | pub enum MetaError { [INFO] [stderr] 17 | | UnableReadName(path: String) { [INFO] [stderr] ... | [INFO] [stderr] 29 | | ); [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/meta.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | / quick_error!( [INFO] [stderr] 15 | | #[derive(Debug)] [INFO] [stderr] 16 | | pub enum MetaError { [INFO] [stderr] 17 | | UnableReadName(path: String) { [INFO] [stderr] ... | [INFO] [stderr] 29 | | ); [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field `name` is never read [INFO] [stderr] --> src/core.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 14 | pub struct MaxInfo { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] 15 | pub name: usize, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/core.rs:154:34 [INFO] [stderr] | [INFO] [stderr] 154 | Err(e) => panic!(e), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 154 | Err(e) => panic!("{}", e), [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 154 - Err(e) => panic!(e), [INFO] [stderr] 154 + Err(e) => std::panic::panic_any(e), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `myls` (bin "myls" test) generated 6 warnings (1 duplicate) (run `cargo fix --bin "myls" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/myls-91684852ff97067c) [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] running `Command { std: "docker" "inspect" "30f2fc2bab5669b30f88ee38a1acd941c07805a4a001f950e115e60cbd8b692f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30f2fc2bab5669b30f88ee38a1acd941c07805a4a001f950e115e60cbd8b692f", kill_on_drop: false }` [INFO] [stdout] 30f2fc2bab5669b30f88ee38a1acd941c07805a4a001f950e115e60cbd8b692f