[INFO] cloning repository https://github.com/vduseev/tad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vduseev/tad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvduseev%2Ftad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvduseev%2Ftad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9899b76f41687bec4f9a253367e43bbc9ba96edc
[INFO] testing vduseev/tad against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvduseev%2Ftad" "/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/vduseev/tad on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vduseev/tad
[INFO] finished tweaking git repo https://github.com/vduseev/tad
[INFO] tweaked toml for git repo https://github.com/vduseev/tad written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vduseev/tad 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.23
[INFO] [stderr]   Downloaded yaml-rust v0.4.5
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded heck v0.4.0
[INFO] [stderr]   Downloaded clap_derive v3.1.4
[INFO] [stderr]   Downloaded textwrap v0.15.0
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded hashbrown v0.11.2
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded indexmap v1.8.0
[INFO] [stderr]   Downloaded difference v2.0.0
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded once_cell v1.10.0
[INFO] [stderr]   Downloaded clap v3.1.6
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] [stderr]   Downloaded syn v1.0.86
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded terminal_size v0.1.17
[INFO] [stderr]   Downloaded console v0.15.0
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded os_str_bytes v6.0.0
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded termcolor v1.1.3
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded unicode-width v0.1.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] [stderr]   Downloaded linked-hash-map v0.5.4
[INFO] [stderr]   Downloaded quote v1.0.15
[INFO] [stderr]   Downloaded libc v0.2.120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0668b177f530b90604d1ebdad743ff467b89b06af0a56581763412e0e1fdc99
[INFO] running `Command { std: "docker" "start" "-a" "b0668b177f530b90604d1ebdad743ff467b89b06af0a56581763412e0e1fdc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0668b177f530b90604d1ebdad743ff467b89b06af0a56581763412e0e1fdc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0668b177f530b90604d1ebdad743ff467b89b06af0a56581763412e0e1fdc99", kill_on_drop: false }`
[INFO] [stdout] b0668b177f530b90604d1ebdad743ff467b89b06af0a56581763412e0e1fdc99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1014d7c35c5803969e6f0c340ee619b141a846f418bd16707bf494c7e3c46ce1
[INFO] running `Command { std: "docker" "start" "-a" "1014d7c35c5803969e6f0c340ee619b141a846f418bd16707bf494c7e3c46ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling clap v3.1.6
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling tad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `input` is never read
[INFO] [stdout]  --> src/test_cases.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TestCase {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     input: PathBuf,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.97s
[INFO] running `Command { std: "docker" "inspect" "1014d7c35c5803969e6f0c340ee619b141a846f418bd16707bf494c7e3c46ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1014d7c35c5803969e6f0c340ee619b141a846f418bd16707bf494c7e3c46ce1", kill_on_drop: false }`
[INFO] [stdout] 1014d7c35c5803969e6f0c340ee619b141a846f418bd16707bf494c7e3c46ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f64520e604d5506bc1176a0f83f2bef2f23e2aab187479da0fd40a8adc9d1cf
[INFO] running `Command { std: "docker" "start" "-a" "7f64520e604d5506bc1176a0f83f2bef2f23e2aab187479da0fd40a8adc9d1cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling tad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `input` is never read
[INFO] [stdout]  --> src/test_cases.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TestCase {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     input: PathBuf,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "7f64520e604d5506bc1176a0f83f2bef2f23e2aab187479da0fd40a8adc9d1cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f64520e604d5506bc1176a0f83f2bef2f23e2aab187479da0fd40a8adc9d1cf", kill_on_drop: false }`
[INFO] [stdout] 7f64520e604d5506bc1176a0f83f2bef2f23e2aab187479da0fd40a8adc9d1cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f34358ec01f6d8791ff7c430b6994bacde1cc14e46a087f6cb98b0808eaad97c
[INFO] running `Command { std: "docker" "start" "-a" "f34358ec01f6d8791ff7c430b6994bacde1cc14e46a087f6cb98b0808eaad97c", kill_on_drop: false }`
[INFO] [stderr] warning: field `input` is never read
[INFO] [stderr]  --> src/test_cases.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct TestCase {
[INFO] [stderr]   |            -------- field in this struct
[INFO] [stderr] 8 |     input: PathBuf,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tad` (bin "tad" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tad-d7f0715a39caa4e0)
[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" "f34358ec01f6d8791ff7c430b6994bacde1cc14e46a087f6cb98b0808eaad97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34358ec01f6d8791ff7c430b6994bacde1cc14e46a087f6cb98b0808eaad97c", kill_on_drop: false }`
[INFO] [stdout] f34358ec01f6d8791ff7c430b6994bacde1cc14e46a087f6cb98b0808eaad97c