[INFO] cloning repository https://github.com/Jaydrey/rustacean-journey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jaydrey/rustacean-journey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaydrey%2Frustacean-journey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaydrey%2Frustacean-journey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 18d080d30f9c4d642a6292b6003804bfe7f92dfb [INFO] testing Jaydrey/rustacean-journey against master#ff2c56344c764af598ad33027e9c7a48881808ef for pr-118825 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaydrey%2Frustacean-journey" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jaydrey/rustacean-journey on toolchain ff2c56344c764af598ad33027e9c7a48881808ef [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jaydrey/rustacean-journey [INFO] finished tweaking git repo https://github.com/Jaydrey/rustacean-journey [INFO] tweaked toml for git repo https://github.com/Jaydrey/rustacean-journey written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Jaydrey/rustacean-journey 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" "+ff2c56344c764af598ad33027e9c7a48881808ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing Jaydrey/rustacean-journey against try#5e4273472e1b2f223618a9b3def795f6224f241d for pr-118825 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaydrey%2Frustacean-journey" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jaydrey/rustacean-journey on toolchain 5e4273472e1b2f223618a9b3def795f6224f241d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jaydrey/rustacean-journey [INFO] finished tweaking git repo https://github.com/Jaydrey/rustacean-journey [INFO] tweaked toml for git repo https://github.com/Jaydrey/rustacean-journey written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Jaydrey/rustacean-journey 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" "+5e4273472e1b2f223618a9b3def795f6224f241d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] testing Jaydrey/rustacean-journey against try#5e4273472e1b2f223618a9b3def795f6224f241d for pr-118825 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaydrey%2Frustacean-journey" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jaydrey/rustacean-journey on toolchain 5e4273472e1b2f223618a9b3def795f6224f241d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jaydrey/rustacean-journey [INFO] finished tweaking git repo https://github.com/Jaydrey/rustacean-journey [INFO] tweaked toml for git repo https://github.com/Jaydrey/rustacean-journey written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Jaydrey/rustacean-journey 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" "+5e4273472e1b2f223618a9b3def795f6224f241d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce9d51f59e1f545e421c121d47bf91bfb99448c8a308f8f0be8a99b3e32b3743 [INFO] running `Command { std: "docker" "start" "-a" "ce9d51f59e1f545e421c121d47bf91bfb99448c8a308f8f0be8a99b3e32b3743", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce9d51f59e1f545e421c121d47bf91bfb99448c8a308f8f0be8a99b3e32b3743", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce9d51f59e1f545e421c121d47bf91bfb99448c8a308f8f0be8a99b3e32b3743", kill_on_drop: false }` [INFO] [stdout] ce9d51f59e1f545e421c121d47bf91bfb99448c8a308f8f0be8a99b3e32b3743 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f529796a509cfde7925028c0f1ce86314d41ff8cf4da84a23a2fe4fbffa7377 [INFO] running `Command { std: "docker" "start" "-a" "7f529796a509cfde7925028c0f1ce86314d41ff8cf4da84a23a2fe4fbffa7377", kill_on_drop: false }` [INFO] [stderr] Compiling lesson-1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_int` [INFO] [stdout] --> src/main.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let max_int = i16::MAX; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_int` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_float` [INFO] [stdout] --> src/main.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | let min_float = f32::MIN; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_float` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `input_functions` is never used [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn input_functions() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `arithmetic_functions` is never used [INFO] [stdout] --> src/main.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn arithmetic_functions() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `converting_types` is never used [INFO] [stdout] --> src/main.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn converting_types() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `operation_functions` is never used [INFO] [stdout] --> src/main.rs:105:4 [INFO] [stdout] | [INFO] [stdout] 105 | fn operation_functions() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.16s [INFO] running `Command { std: "docker" "inspect" "7f529796a509cfde7925028c0f1ce86314d41ff8cf4da84a23a2fe4fbffa7377", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f529796a509cfde7925028c0f1ce86314d41ff8cf4da84a23a2fe4fbffa7377", kill_on_drop: false }` [INFO] [stdout] 7f529796a509cfde7925028c0f1ce86314d41ff8cf4da84a23a2fe4fbffa7377 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b48ce2fcaf03b96e4bf18dd4ea77ec4d8fc83b7c59150d6739d0f884f769f50c [INFO] running `Command { std: "docker" "start" "-a" "b48ce2fcaf03b96e4bf18dd4ea77ec4d8fc83b7c59150d6739d0f884f769f50c", kill_on_drop: false }` [INFO] [stderr] Compiling lesson-1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_int` [INFO] [stdout] --> src/main.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let max_int = i16::MAX; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_int` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_float` [INFO] [stdout] --> src/main.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | let min_float = f32::MIN; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_float` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `input_functions` is never used [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn input_functions() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `arithmetic_functions` is never used [INFO] [stdout] --> src/main.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn arithmetic_functions() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `converting_types` is never used [INFO] [stdout] --> src/main.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn converting_types() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `operation_functions` is never used [INFO] [stdout] --> src/main.rs:105:4 [INFO] [stdout] | [INFO] [stdout] 105 | fn operation_functions() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "b48ce2fcaf03b96e4bf18dd4ea77ec4d8fc83b7c59150d6739d0f884f769f50c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b48ce2fcaf03b96e4bf18dd4ea77ec4d8fc83b7c59150d6739d0f884f769f50c", kill_on_drop: false }` [INFO] [stdout] b48ce2fcaf03b96e4bf18dd4ea77ec4d8fc83b7c59150d6739d0f884f769f50c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5e4273472e1b2f223618a9b3def795f6224f241d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c6c5acf8eb86627d1a1eab4368fab21182133b52768332e1f77afd879fa40710 [INFO] running `Command { std: "docker" "start" "-a" "c6c5acf8eb86627d1a1eab4368fab21182133b52768332e1f77afd879fa40710", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/main.rs:1:21 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{self, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_int` [INFO] [stderr] --> src/main.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | let max_int = i16::MAX; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_int` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_float` [INFO] [stderr] --> src/main.rs:87:9 [INFO] [stderr] | [INFO] [stderr] 87 | let min_float = f32::MIN; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_float` [INFO] [stderr] [INFO] [stderr] warning: function `input_functions` is never used [INFO] [stderr] --> src/main.rs:57:4 [INFO] [stderr] | [INFO] [stderr] 57 | fn input_functions() { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `arithmetic_functions` is never used [INFO] [stderr] --> src/main.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn arithmetic_functions() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `converting_types` is never used [INFO] [stderr] --> src/main.rs:95:4 [INFO] [stderr] | [INFO] [stderr] 95 | fn converting_types() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `operation_functions` is never used [INFO] [stderr] --> src/main.rs:105:4 [INFO] [stderr] | [INFO] [stderr] 105 | fn operation_functions() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `lesson-1` (bin "lesson-1" test) generated 7 warnings (run `cargo fix --bin "lesson-1" --tests` to apply 3 suggestions) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lesson_1-5ab18331859c1830) [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" "c6c5acf8eb86627d1a1eab4368fab21182133b52768332e1f77afd879fa40710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6c5acf8eb86627d1a1eab4368fab21182133b52768332e1f77afd879fa40710", kill_on_drop: false }` [INFO] [stdout] c6c5acf8eb86627d1a1eab4368fab21182133b52768332e1f77afd879fa40710