[INFO] cloning repository https://github.com/mlfcnt/remove_char_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mlfcnt/remove_char_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlfcnt%2Fremove_char_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlfcnt%2Fremove_char_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e527e003f13bb8ccd787c73ba706519b22146b6e
[INFO] testing mlfcnt/remove_char_rs against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlfcnt%2Fremove_char_rs" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mlfcnt/remove_char_rs on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mlfcnt/remove_char_rs
[INFO] finished tweaking git repo https://github.com/mlfcnt/remove_char_rs
[INFO] tweaked toml for git repo https://github.com/mlfcnt/remove_char_rs written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/mlfcnt/remove_char_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41d424183c5b5a9c4f0eea7c5c72628db4a0ae51d10b781a82e131bf3c09322c
[INFO] running `Command { std: "docker" "start" "-a" "41d424183c5b5a9c4f0eea7c5c72628db4a0ae51d10b781a82e131bf3c09322c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41d424183c5b5a9c4f0eea7c5c72628db4a0ae51d10b781a82e131bf3c09322c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d424183c5b5a9c4f0eea7c5c72628db4a0ae51d10b781a82e131bf3c09322c", kill_on_drop: false }`
[INFO] [stdout] 41d424183c5b5a9c4f0eea7c5c72628db4a0ae51d10b781a82e131bf3c09322c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8ef6d0b6c88e82ab18bb5cc494836e7489d42a8243e1a742acfff655ee5abd4
[INFO] running `Command { std: "docker" "start" "-a" "d8ef6d0b6c88e82ab18bb5cc494836e7489d42a8243e1a742acfff655ee5abd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_char_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "d8ef6d0b6c88e82ab18bb5cc494836e7489d42a8243e1a742acfff655ee5abd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ef6d0b6c88e82ab18bb5cc494836e7489d42a8243e1a742acfff655ee5abd4", kill_on_drop: false }`
[INFO] [stdout] d8ef6d0b6c88e82ab18bb5cc494836e7489d42a8243e1a742acfff655ee5abd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27a35978786cdadc2b79440f29fccb72de32d548464c5b06d4ef0b9c3efebb45
[INFO] running `Command { std: "docker" "start" "-a" "27a35978786cdadc2b79440f29fccb72de32d548464c5b06d4ef0b9c3efebb45", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_char_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "27a35978786cdadc2b79440f29fccb72de32d548464c5b06d4ef0b9c3efebb45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a35978786cdadc2b79440f29fccb72de32d548464c5b06d4ef0b9c3efebb45", kill_on_drop: false }`
[INFO] [stdout] 27a35978786cdadc2b79440f29fccb72de32d548464c5b06d4ef0b9c3efebb45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34f9fc8a39c7773492305714406f730cf93e5c1082421676a4c65e8d01ee446e
[INFO] running `Command { std: "docker" "start" "-a" "34f9fc8a39c7773492305714406f730cf93e5c1082421676a4c65e8d01ee446e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/remove_char_rs-29a036d06d9a0513)
[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" "34f9fc8a39c7773492305714406f730cf93e5c1082421676a4c65e8d01ee446e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f9fc8a39c7773492305714406f730cf93e5c1082421676a4c65e8d01ee446e", kill_on_drop: false }`
[INFO] [stdout] 34f9fc8a39c7773492305714406f730cf93e5c1082421676a4c65e8d01ee446e