[INFO] cloning repository https://github.com/alexandr-krylov/pig-latin [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexandr-krylov/pig-latin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandr-krylov%2Fpig-latin", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandr-krylov%2Fpig-latin'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8fc7424d282c4cf85a7afb4b1c3bba9549d33215 [INFO] testing alexandr-krylov/pig-latin against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandr-krylov%2Fpig-latin" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexandr-krylov/pig-latin on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alexandr-krylov/pig-latin [INFO] finished tweaking git repo https://github.com/alexandr-krylov/pig-latin [INFO] tweaked toml for git repo https://github.com/alexandr-krylov/pig-latin written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/alexandr-krylov/pig-latin already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ebc0ac098dab0b7419e02db66a1a33a2943063361c8f0d285fd932202bc02fc [INFO] running `Command { std: "docker" "start" "-a" "7ebc0ac098dab0b7419e02db66a1a33a2943063361c8f0d285fd932202bc02fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ebc0ac098dab0b7419e02db66a1a33a2943063361c8f0d285fd932202bc02fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ebc0ac098dab0b7419e02db66a1a33a2943063361c8f0d285fd932202bc02fc", kill_on_drop: false }` [INFO] [stdout] 7ebc0ac098dab0b7419e02db66a1a33a2943063361c8f0d285fd932202bc02fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca0952083bd75f4e61a07637ce30165f608dadd3342a4bf53c9c641628a37287 [INFO] running `Command { std: "docker" "start" "-a" "ca0952083bd75f4e61a07637ce30165f608dadd3342a4bf53c9c641628a37287", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pig-latin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `dividers` [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let dividers = ( [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dividers` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `begin` [INFO] [stdout] --> src/main.rs:14:35 [INFO] [stdout] | [INFO] [stdout] 14 | fn string_to_word(sentence: &str, begin: u32) -> (&str, u32, u32){ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_begin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let mut s = String::from("Hello, world!"); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `word_tp_pig_latin` [INFO] [stdout] --> src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn word_tp_pig_latin(word: &str) -> &str{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.96s [INFO] running `Command { std: "docker" "inspect" "ca0952083bd75f4e61a07637ce30165f608dadd3342a4bf53c9c641628a37287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca0952083bd75f4e61a07637ce30165f608dadd3342a4bf53c9c641628a37287", kill_on_drop: false }` [INFO] [stdout] ca0952083bd75f4e61a07637ce30165f608dadd3342a4bf53c9c641628a37287 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 274fb7b217d32fbc18676d874975f20ed53fbd011bb80ddf26f0bbf2d11a23ba [INFO] running `Command { std: "docker" "start" "-a" "274fb7b217d32fbc18676d874975f20ed53fbd011bb80ddf26f0bbf2d11a23ba", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pig-latin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `dividers` [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let dividers = ( [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dividers` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `begin` [INFO] [stdout] --> src/main.rs:14:35 [INFO] [stdout] | [INFO] [stdout] 14 | fn string_to_word(sentence: &str, begin: u32) -> (&str, u32, u32){ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_begin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let mut s = String::from("Hello, world!"); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `word_tp_pig_latin` [INFO] [stdout] --> src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn word_tp_pig_latin(word: &str) -> &str{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.60s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/pig_latin-650a387020c9289b) [INFO] running `Command { std: "docker" "inspect" "274fb7b217d32fbc18676d874975f20ed53fbd011bb80ddf26f0bbf2d11a23ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "274fb7b217d32fbc18676d874975f20ed53fbd011bb80ddf26f0bbf2d11a23ba", kill_on_drop: false }` [INFO] [stdout] 274fb7b217d32fbc18676d874975f20ed53fbd011bb80ddf26f0bbf2d11a23ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e2ab2399147e44b31ae71e02cf7878f233f6702ed4dd7814c3ae6fb779dbe2bc [INFO] running `Command { std: "docker" "start" "-a" "e2ab2399147e44b31ae71e02cf7878f233f6702ed4dd7814c3ae6fb779dbe2bc", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `dividers` [INFO] [stderr] --> src/main.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let dividers = ( [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dividers` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `begin` [INFO] [stderr] --> src/main.rs:14:35 [INFO] [stderr] | [INFO] [stderr] 14 | fn string_to_word(sentence: &str, begin: u32) -> (&str, u32, u32){ [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_begin` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | let mut s = String::from("Hello, world!"); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `word_tp_pig_latin` [INFO] [stderr] --> src/main.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn word_tp_pig_latin(word: &str) -> &str{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `pig-latin` (bin "pig-latin" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pig_latin-650a387020c9289b) [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" "e2ab2399147e44b31ae71e02cf7878f233f6702ed4dd7814c3ae6fb779dbe2bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2ab2399147e44b31ae71e02cf7878f233f6702ed4dd7814c3ae6fb779dbe2bc", kill_on_drop: false }` [INFO] [stdout] e2ab2399147e44b31ae71e02cf7878f233f6702ed4dd7814c3ae6fb779dbe2bc