[INFO] cloning repository https://github.com/omer-io/rust-exercises [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omer-io/rust-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomer-io%2Frust-exercises", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomer-io%2Frust-exercises'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 99ee4b27c545b14f451e1095818d9b1a119b908d [INFO] testing omer-io/rust-exercises against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomer-io%2Frust-exercises" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/omer-io/rust-exercises [INFO] finished tweaking git repo https://github.com/omer-io/rust-exercises [INFO] tweaked toml for git repo https://github.com/omer-io/rust-exercises written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/omer-io/rust-exercises on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/omer-io/rust-exercises 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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"/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97524a7e35f4ba1974a8468d0e5ed9aa9dd080981e64214fa9e264264fe4f8da [INFO] running `Command { std: "docker" "start" "-a" "97524a7e35f4ba1974a8468d0e5ed9aa9dd080981e64214fa9e264264fe4f8da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97524a7e35f4ba1974a8468d0e5ed9aa9dd080981e64214fa9e264264fe4f8da", kill_on_drop: false }` [INFO] running `Command { std: "docker" 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"ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] daa947b99e28e37d7fe03b0037308d4c1e68f2fb29835cfb81af87f19c316838 [INFO] running `Command { std: "docker" "start" "-a" "daa947b99e28e37d7fe03b0037308d4c1e68f2fb29835cfb81af87f19c316838", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling bytes v1.7.1 [INFO] [stderr] Compiling pin-project-lite v0.2.14 [INFO] [stderr] Compiling common v0.1.0 (/opt/rustwide/workdir/helpers/common) [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling 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v0.5.13 [INFO] [stderr] Compiling futures-channel v0.3.30 [INFO] [stderr] Compiling http-body v0.4.6 [INFO] [stderr] Compiling headers-core v0.2.0 [INFO] [stderr] Compiling pulldown-cmark v0.10.3 [INFO] [stderr] Compiling base64 v0.21.7 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling fastrand v2.1.0 [INFO] [stderr] Compiling scoped-tls v1.0.1 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling pulldown-cmark-escape v0.10.1 [INFO] [stderr] Compiling chrono v0.4.38 [INFO] [stderr] Compiling pulldown-cmark v0.11.0 [INFO] [stderr] Compiling unicode-width v0.1.13 [INFO] [stderr] Compiling topological-sort v0.2.2 [INFO] [stderr] Compiling notify v6.1.1 [INFO] [stderr] Compiling pathdiff v0.2.1 [INFO] [stderr] Compiling headers v0.3.9 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling pulldown-cmark-escape v0.11.0 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro) [INFO] [stderr] Compiling intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro) [INFO] [stderr] Compiling intro_01 v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/00_intro) [INFO] [stderr] Compiling intro_07 v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/00_intro) [INFO] [stderr] Compiling tryfrom v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/13_try_from) [INFO] [stderr] Compiling factorial v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/05_factorial) [INFO] [stdout] warning: function `intro` is never used [INFO] [stdout] --> exercises/02_basic_calculator/00_intro/src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn intro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `intro` is never used [INFO] [stdout] --> exercises/07_threads/00_intro/src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn intro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Status` is never used [INFO] [stdout] --> exercises/05_ticket_v2/13_try_from/src/lib.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Status { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stdout] warning: function `intro` is never used [INFO] [stdout] --> exercises/04_traits/00_intro/src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn intro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling from v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/09_from) [INFO] [stderr] Compiling stack v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/08_stack) [INFO] [stdout] error[E0277]: the trait bound `WrappingU32: From<{integer}>` is not satisfied [INFO] [stdout] --> exercises/04_traits/09_from/src/lib.rs:8:36 [INFO] [stdout] | [INFO] [stdout] 8 | let wrapping: WrappingU32 = 42.into(); [INFO] [stdout] | ^^^^ unsatisfied trait bound [INFO] [stdout] | [INFO] [stdout] help: the trait `From<{integer}>` is not implemented for `WrappingU32` [INFO] [stdout] --> exercises/04_traits/09_from/src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct WrappingU32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: required for `{integer}` to implement `Into` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling intro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/00_intro) [INFO] [stderr] Compiling setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> exercises/04_traits/09_from/src/lib.rs:9:38 [INFO] [stdout] | [INFO] [stdout] 9 | let wrapping = WrappingU32::from(42); [INFO] [stdout] | ----------------- ^^ expected `WrappingU32`, found integer [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [INFO] [stdout] --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/convert/mod.rs:592:7 [INFO] [stdout] help: try wrapping the expression in `WrappingU32` [INFO] [stdout] | [INFO] [stdout] 9 | let wrapping = WrappingU32::from(WrappingU32 { value: 42 }); [INFO] [stdout] | ++++++++++++++++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] warning: function `intro` is never used [INFO] [stdout] --> exercises/03_ticket_v1/00_intro/src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn intro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `from` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "daa947b99e28e37d7fe03b0037308d4c1e68f2fb29835cfb81af87f19c316838", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "daa947b99e28e37d7fe03b0037308d4c1e68f2fb29835cfb81af87f19c316838", kill_on_drop: false }` [INFO] [stdout] daa947b99e28e37d7fe03b0037308d4c1e68f2fb29835cfb81af87f19c316838