[INFO] cloning repository https://github.com/horvand/get_mut_unchecked_stable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/horvand/get_mut_unchecked_stable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhorvand%2Fget_mut_unchecked_stable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhorvand%2Fget_mut_unchecked_stable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50dc20561dbe94d91fd3069a7fed2d6d5e6480ac
[INFO] testing horvand/get_mut_unchecked_stable against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhorvand%2Fget_mut_unchecked_stable" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/horvand/get_mut_unchecked_stable 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] removed /workspace/builds/worker-75/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/horvand/get_mut_unchecked_stable
[INFO] finished tweaking git repo https://github.com/horvand/get_mut_unchecked_stable
[INFO] tweaked toml for git repo https://github.com/horvand/get_mut_unchecked_stable written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/horvand/get_mut_unchecked_stable 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] [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-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] c7f0e2e0525d6803a8bfccb4180574dfc3585898edf5e3f3ac3241385b634271
[INFO] running `Command { std: "docker" "start" "-a" "c7f0e2e0525d6803a8bfccb4180574dfc3585898edf5e3f3ac3241385b634271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7f0e2e0525d6803a8bfccb4180574dfc3585898edf5e3f3ac3241385b634271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f0e2e0525d6803a8bfccb4180574dfc3585898edf5e3f3ac3241385b634271", kill_on_drop: false }`
[INFO] [stdout] c7f0e2e0525d6803a8bfccb4180574dfc3585898edf5e3f3ac3241385b634271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] a257252f69c1bbd273a1c58104dd9898b79e0c95357b1a1b23a75d38e2577f12
[INFO] running `Command { std: "docker" "start" "-a" "a257252f69c1bbd273a1c58104dd9898b79e0c95357b1a1b23a75d38e2577f12", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling get_mut_unchecked_stable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "a257252f69c1bbd273a1c58104dd9898b79e0c95357b1a1b23a75d38e2577f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a257252f69c1bbd273a1c58104dd9898b79e0c95357b1a1b23a75d38e2577f12", kill_on_drop: false }`
[INFO] [stdout] a257252f69c1bbd273a1c58104dd9898b79e0c95357b1a1b23a75d38e2577f12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] de0a2b2bd97be0a5a18434f546ae2e482473a78314afe46e58f2f6edf05389a1
[INFO] running `Command { std: "docker" "start" "-a" "de0a2b2bd97be0a5a18434f546ae2e482473a78314afe46e58f2f6edf05389a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling get_mut_unchecked_stable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "de0a2b2bd97be0a5a18434f546ae2e482473a78314afe46e58f2f6edf05389a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de0a2b2bd97be0a5a18434f546ae2e482473a78314afe46e58f2f6edf05389a1", kill_on_drop: false }`
[INFO] [stdout] de0a2b2bd97be0a5a18434f546ae2e482473a78314afe46e58f2f6edf05389a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 77eea979f2c7ebc40a9eeee9d071a2c53d36e6b7ac53aad74a05e448e8ae2aef
[INFO] running `Command { std: "docker" "start" "-a" "77eea979f2c7ebc40a9eeee9d071a2c53d36e6b7ac53aad74a05e448e8ae2aef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4m 59s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/get_mut_unchecked_stable-02c3300bcc69eced)
[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" "77eea979f2c7ebc40a9eeee9d071a2c53d36e6b7ac53aad74a05e448e8ae2aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77eea979f2c7ebc40a9eeee9d071a2c53d36e6b7ac53aad74a05e448e8ae2aef", kill_on_drop: false }`
[INFO] [stdout] 77eea979f2c7ebc40a9eeee9d071a2c53d36e6b7ac53aad74a05e448e8ae2aef