[INFO] cloning repository https://github.com/ura3274/rust_exercices
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ura3274/rust_exercices" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fura3274%2Frust_exercices", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fura3274%2Frust_exercices'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c5c8bfe50bd5b00ee4524039040023fef5ac709
[INFO] building ura3274/rust_exercices against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fura3274%2Frust_exercices" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ura3274/rust_exercices
[INFO] finished tweaking git repo https://github.com/ura3274/rust_exercices
[INFO] tweaked toml for git repo https://github.com/ura3274/rust_exercices written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ura3274/rust_exercices on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ura3274/rust_exercices 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trpl v0.2.0
[INFO] [stderr]   Downloaded libloading v0.8.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b44a59fab95fa34403c8d2c3ca1914e9f8d8e4361f885ca4df4428d1248b6a11
[INFO] running `Command { std: "docker" "start" "-a" "b44a59fab95fa34403c8d2c3ca1914e9f8d8e4361f885ca4df4428d1248b6a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b44a59fab95fa34403c8d2c3ca1914e9f8d8e4361f885ca4df4428d1248b6a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44a59fab95fa34403c8d2c3ca1914e9f8d8e4361f885ca4df4428d1248b6a11", kill_on_drop: false }`
[INFO] [stdout] b44a59fab95fa34403c8d2c3ca1914e9f8d8e4361f885ca4df4428d1248b6a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f9115d4d768d062e35e9acde47a2cd476c89a8373c8c8476080c7884c85bd76
[INFO] running `Command { std: "docker" "start" "-a" "1f9115d4d768d062e35e9acde47a2cd476c89a8373c8c8476080c7884c85bd76", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling openssl-sys v0.9.108
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling bytemuck v1.23.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling ogg v0.8.0
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[INFO] [stderr]    Compiling symphonia-core v0.5.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling rand_chacha v0.9.0
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[INFO] [stderr]    Compiling cssparser v0.31.2
[INFO] [stderr]    Compiling tokio-util v0.7.15
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[INFO] [stderr]    Compiling h2 v0.4.10
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling scraper v0.20.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling icu_properties v2.0.0
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling hyper-util v0.1.11
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.15
[INFO] [stderr]    Compiling trpl v0.2.0
[INFO] [stderr]    Compiling exer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `A` is never constructed
[INFO] [stdout]   --> src/main.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct A<'a, T>{
[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 `rt` is never used
[INFO] [stdout]   --> src/main.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn rt()->impl B<i32, Output = String>{
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `B` is never used
[INFO] [stdout]   --> src/main.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 | trait B<T>{
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.71s
[INFO] running `Command { std: "docker" "inspect" "1f9115d4d768d062e35e9acde47a2cd476c89a8373c8c8476080c7884c85bd76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9115d4d768d062e35e9acde47a2cd476c89a8373c8c8476080c7884c85bd76", kill_on_drop: false }`
[INFO] [stdout] 1f9115d4d768d062e35e9acde47a2cd476c89a8373c8c8476080c7884c85bd76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6839d0fa485eb0e07996681a1920b3d4d9822b0c3e30b719061f1c2d38f8311c
[INFO] running `Command { std: "docker" "start" "-a" "6839d0fa485eb0e07996681a1920b3d4d9822b0c3e30b719061f1c2d38f8311c", kill_on_drop: false }`
[INFO] [stderr]    Compiling exer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `A` is never constructed
[INFO] [stdout]   --> src/main.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct A<'a, T>{
[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 `rt` is never used
[INFO] [stdout]   --> src/main.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn rt()->impl B<i32, Output = String>{
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `B` is never used
[INFO] [stdout]   --> src/main.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 | trait B<T>{
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "6839d0fa485eb0e07996681a1920b3d4d9822b0c3e30b719061f1c2d38f8311c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6839d0fa485eb0e07996681a1920b3d4d9822b0c3e30b719061f1c2d38f8311c", kill_on_drop: false }`
[INFO] [stdout] 6839d0fa485eb0e07996681a1920b3d4d9822b0c3e30b719061f1c2d38f8311c
