[INFO] cloning repository https://github.com/timm1k/rust_string_slices_training
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timm1k/rust_string_slices_training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimm1k%2Frust_string_slices_training", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimm1k%2Frust_string_slices_training'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6abfd47938bb1e99e53cd5a4087cd54f566130a
[INFO] testing timm1k/rust_string_slices_training against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimm1k%2Frust_string_slices_training" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timm1k/rust_string_slices_training on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timm1k/rust_string_slices_training
[INFO] finished tweaking git repo https://github.com/timm1k/rust_string_slices_training
[INFO] tweaked toml for git repo https://github.com/timm1k/rust_string_slices_training written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/timm1k/rust_string_slices_training already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed718455da984da77946ebcf06d779744909175427c6603e3321c7df1edc70af
[INFO] running `Command { std: "docker" "start" "-a" "ed718455da984da77946ebcf06d779744909175427c6603e3321c7df1edc70af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed718455da984da77946ebcf06d779744909175427c6603e3321c7df1edc70af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed718455da984da77946ebcf06d779744909175427c6603e3321c7df1edc70af", kill_on_drop: false }`
[INFO] [stdout] ed718455da984da77946ebcf06d779744909175427c6603e3321c7df1edc70af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd4211b8ac97bc898c3d250b644abb7e22e2a2b7ca2df94eb56ce5c41af9e33b
[INFO] running `Command { std: "docker" "start" "-a" "cd4211b8ac97bc898c3d250b644abb7e22e2a2b7ca2df94eb56ce5c41af9e33b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling first_word v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "cd4211b8ac97bc898c3d250b644abb7e22e2a2b7ca2df94eb56ce5c41af9e33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4211b8ac97bc898c3d250b644abb7e22e2a2b7ca2df94eb56ce5c41af9e33b", kill_on_drop: false }`
[INFO] [stdout] cd4211b8ac97bc898c3d250b644abb7e22e2a2b7ca2df94eb56ce5c41af9e33b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71792dd7c85966fbeb86dc52c1026304ccb76767f9167c5d8ae35f8f1498f2e2
[INFO] running `Command { std: "docker" "start" "-a" "71792dd7c85966fbeb86dc52c1026304ccb76767f9167c5d8ae35f8f1498f2e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling first_word v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "71792dd7c85966fbeb86dc52c1026304ccb76767f9167c5d8ae35f8f1498f2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71792dd7c85966fbeb86dc52c1026304ccb76767f9167c5d8ae35f8f1498f2e2", kill_on_drop: false }`
[INFO] [stdout] 71792dd7c85966fbeb86dc52c1026304ccb76767f9167c5d8ae35f8f1498f2e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b0a3ef6804d9a4ff210ab3415242e3d83a3dbead1317f514d2542201999c195a
[INFO] running `Command { std: "docker" "start" "-a" "b0a3ef6804d9a4ff210ab3415242e3d83a3dbead1317f514d2542201999c195a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/first_word-2d1ca883395eba7f)
[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" "b0a3ef6804d9a4ff210ab3415242e3d83a3dbead1317f514d2542201999c195a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a3ef6804d9a4ff210ab3415242e3d83a3dbead1317f514d2542201999c195a", kill_on_drop: false }`
[INFO] [stdout] b0a3ef6804d9a4ff210ab3415242e3d83a3dbead1317f514d2542201999c195a