[INFO] cloning repository https://github.com/rappet/brainrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rappet/brainrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frappet%2Fbrainrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frappet%2Fbrainrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e475b8085a702079923021a706f29a13eeb24e8d
[INFO] testing rappet/brainrust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frappet%2Fbrainrust" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rappet/brainrust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rappet/brainrust
[INFO] finished tweaking git repo https://github.com/rappet/brainrust
[INFO] tweaked toml for git repo https://github.com/rappet/brainrust written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate git repo https://github.com/rappet/brainrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14e4166c259c9e8b77041530a81632ffd485f869fa9c6145151abf816248293d
[INFO] running `Command { std: "docker" "start" "-a" "14e4166c259c9e8b77041530a81632ffd485f869fa9c6145151abf816248293d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14e4166c259c9e8b77041530a81632ffd485f869fa9c6145151abf816248293d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e4166c259c9e8b77041530a81632ffd485f869fa9c6145151abf816248293d", kill_on_drop: false }`
[INFO] [stdout] 14e4166c259c9e8b77041530a81632ffd485f869fa9c6145151abf816248293d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e3ea73afcb9be05043f86b94d6f2ef8540dea9426d34b23a521610bec967a18
[INFO] running `Command { std: "docker" "start" "-a" "4e3ea73afcb9be05043f86b94d6f2ef8540dea9426d34b23a521610bec967a18", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling serde_yaml v0.8.13
[INFO] [stderr]    Compiling brainrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.72s
[INFO] running `Command { std: "docker" "inspect" "4e3ea73afcb9be05043f86b94d6f2ef8540dea9426d34b23a521610bec967a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e3ea73afcb9be05043f86b94d6f2ef8540dea9426d34b23a521610bec967a18", kill_on_drop: false }`
[INFO] [stdout] 4e3ea73afcb9be05043f86b94d6f2ef8540dea9426d34b23a521610bec967a18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 884e5678d1cd69de1d1fcfe86375e184d77c2f5f11115da912b84d24fcade134
[INFO] running `Command { std: "docker" "start" "-a" "884e5678d1cd69de1d1fcfe86375e184d77c2f5f11115da912b84d24fcade134", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling brainrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "884e5678d1cd69de1d1fcfe86375e184d77c2f5f11115da912b84d24fcade134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "884e5678d1cd69de1d1fcfe86375e184d77c2f5f11115da912b84d24fcade134", kill_on_drop: false }`
[INFO] [stdout] 884e5678d1cd69de1d1fcfe86375e184d77c2f5f11115da912b84d24fcade134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fd98a2b30010917de8e6d343a18e0dbc85e4f490c0e8963f11fe736d81f1a0a
[INFO] running `Command { std: "docker" "start" "-a" "4fd98a2b30010917de8e6d343a18e0dbc85e4f490c0e8963f11fe736d81f1a0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brainrust-f9229bd7aef450d7)
[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" "4fd98a2b30010917de8e6d343a18e0dbc85e4f490c0e8963f11fe736d81f1a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd98a2b30010917de8e6d343a18e0dbc85e4f490c0e8963f11fe736d81f1a0a", kill_on_drop: false }`
[INFO] [stdout] 4fd98a2b30010917de8e6d343a18e0dbc85e4f490c0e8963f11fe736d81f1a0a