[INFO] cloning repository https://github.com/thecog19/rust-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thecog19/rust-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecog19%2Frust-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecog19%2Frust-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aeb446f9fb0d6bcaa23de747a7ffbc2391ddd48e
[INFO] testing thecog19/rust-experiments against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecog19%2Frust-experiments" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thecog19/rust-experiments on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thecog19/rust-experiments
[INFO] finished tweaking git repo https://github.com/thecog19/rust-experiments
[INFO] tweaked toml for git repo https://github.com/thecog19/rust-experiments written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/thecog19/rust-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61bc4e612ac305451ef2a81358eb0d52c6234c87fb965230d6595cf1282c93d0
[INFO] running `Command { std: "docker" "start" "-a" "61bc4e612ac305451ef2a81358eb0d52c6234c87fb965230d6595cf1282c93d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61bc4e612ac305451ef2a81358eb0d52c6234c87fb965230d6595cf1282c93d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61bc4e612ac305451ef2a81358eb0d52c6234c87fb965230d6595cf1282c93d0", kill_on_drop: false }`
[INFO] [stdout] 61bc4e612ac305451ef2a81358eb0d52c6234c87fb965230d6595cf1282c93d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe51176460f3f1d4f7c9ab71ca9ab331efe78004e92fc44bb6c7166efb537396
[INFO] running `Command { std: "docker" "start" "-a" "fe51176460f3f1d4f7c9ab71ca9ab331efe78004e92fc44bb6c7166efb537396", kill_on_drop: false }`
[INFO] [stderr]    Compiling playing-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "fe51176460f3f1d4f7c9ab71ca9ab331efe78004e92fc44bb6c7166efb537396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe51176460f3f1d4f7c9ab71ca9ab331efe78004e92fc44bb6c7166efb537396", kill_on_drop: false }`
[INFO] [stdout] fe51176460f3f1d4f7c9ab71ca9ab331efe78004e92fc44bb6c7166efb537396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d05c807787150135afe31f982837f16eb15a718439526bddef7ed003965feb50
[INFO] running `Command { std: "docker" "start" "-a" "d05c807787150135afe31f982837f16eb15a718439526bddef7ed003965feb50", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling playing-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d05c807787150135afe31f982837f16eb15a718439526bddef7ed003965feb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d05c807787150135afe31f982837f16eb15a718439526bddef7ed003965feb50", kill_on_drop: false }`
[INFO] [stdout] d05c807787150135afe31f982837f16eb15a718439526bddef7ed003965feb50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4c23f72b6dd494daa86e3ec0ddc71230c6949283c6eebcb1712e3a9f7e66270
[INFO] running `Command { std: "docker" "start" "-a" "d4c23f72b6dd494daa86e3ec0ddc71230c6949283c6eebcb1712e3a9f7e66270", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/playing_with_rust-05c86e20fe763739)
[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" "d4c23f72b6dd494daa86e3ec0ddc71230c6949283c6eebcb1712e3a9f7e66270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c23f72b6dd494daa86e3ec0ddc71230c6949283c6eebcb1712e3a9f7e66270", kill_on_drop: false }`
[INFO] [stdout] d4c23f72b6dd494daa86e3ec0ddc71230c6949283c6eebcb1712e3a9f7e66270