[INFO] cloning repository https://github.com/Wilfred/sooty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wilfred/sooty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilfred%2Fsooty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilfred%2Fsooty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f58fbecffbb7973903da328e77296ba7364b4122
[INFO] testing Wilfred/sooty against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilfred%2Fsooty" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wilfred/sooty on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wilfred/sooty
[INFO] finished tweaking git repo https://github.com/Wilfred/sooty
[INFO] tweaked toml for git repo https://github.com/Wilfred/sooty written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/Wilfred/sooty already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78de8cbbadc06d191b742f2e989d877c83525a695e1f3aeacaea6053dc9b47ca
[INFO] running `Command { std: "docker" "start" "-a" "78de8cbbadc06d191b742f2e989d877c83525a695e1f3aeacaea6053dc9b47ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78de8cbbadc06d191b742f2e989d877c83525a695e1f3aeacaea6053dc9b47ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78de8cbbadc06d191b742f2e989d877c83525a695e1f3aeacaea6053dc9b47ca", kill_on_drop: false }`
[INFO] [stdout] 78de8cbbadc06d191b742f2e989d877c83525a695e1f3aeacaea6053dc9b47ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 727ae0e81f342654d6a84121eb519e79e4fee54b5c17fc38c57ca465502df3a3
[INFO] running `Command { std: "docker" "start" "-a" "727ae0e81f342654d6a84121eb519e79e4fee54b5c17fc38c57ca465502df3a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.13
[INFO] [stderr]    Compiling winapi v0.2.7
[INFO] [stderr]    Compiling regex-syntax v0.3.3
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling aho-corasick v0.5.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.6
[INFO] [stderr]    Compiling regex v0.1.71
[INFO] [stderr]    Compiling sooty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:93:26
[INFO] [stdout]    |
[INFO] [stdout] 93 |                     Some(mut parent_list) => {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "727ae0e81f342654d6a84121eb519e79e4fee54b5c17fc38c57ca465502df3a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727ae0e81f342654d6a84121eb519e79e4fee54b5c17fc38c57ca465502df3a3", kill_on_drop: false }`
[INFO] [stdout] 727ae0e81f342654d6a84121eb519e79e4fee54b5c17fc38c57ca465502df3a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 442156fcca52098a5cfe88ea7c31066a29914d2dd0fc57b9ce57f8fd6934f4de
[INFO] running `Command { std: "docker" "start" "-a" "442156fcca52098a5cfe88ea7c31066a29914d2dd0fc57b9ce57f8fd6934f4de", kill_on_drop: false }`
[INFO] [stderr]    Compiling sooty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:93:26
[INFO] [stdout]    |
[INFO] [stdout] 93 |                     Some(mut parent_list) => {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "442156fcca52098a5cfe88ea7c31066a29914d2dd0fc57b9ce57f8fd6934f4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442156fcca52098a5cfe88ea7c31066a29914d2dd0fc57b9ce57f8fd6934f4de", kill_on_drop: false }`
[INFO] [stdout] 442156fcca52098a5cfe88ea7c31066a29914d2dd0fc57b9ce57f8fd6934f4de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc56b97c07aadd5c9f99fe3bc13ecf21526635c1658437a473046fc18a75d41e
[INFO] running `Command { std: "docker" "start" "-a" "dc56b97c07aadd5c9f99fe3bc13ecf21526635c1658437a473046fc18a75d41e", 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] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lexer.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |                     Some(mut parent_list) => {
[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: `sooty` (bin "sooty" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sooty-9d7264ca0091f12f)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test lexer::test_lex_left_paren_and_number ... ok
[INFO] [stdout] test lexer::test_lex_multiple_numbers ... ok
[INFO] [stdout] test lexer::test_parse_empty ... ok
[INFO] [stdout] test lexer::test_lex_right_paren ... ok
[INFO] [stdout] test lexer::test_lex_single_number ... ok
[INFO] [stdout] test lexer::test_lex_left_paren ... ok
[INFO] [stdout] test lexer::test_parse_unbalanced_right ... ok
[INFO] [stdout] test lexer::test_parse_unbalanced_left ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc56b97c07aadd5c9f99fe3bc13ecf21526635c1658437a473046fc18a75d41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc56b97c07aadd5c9f99fe3bc13ecf21526635c1658437a473046fc18a75d41e", kill_on_drop: false }`
[INFO] [stdout] dc56b97c07aadd5c9f99fe3bc13ecf21526635c1658437a473046fc18a75d41e