[INFO] fetching crate usr 0.0.0...
[INFO] testing usr-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate usr 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate usr 0.0.0 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 crates.io crate usr 0.0.0
[INFO] finished tweaking crates.io crate usr 0.0.0
[INFO] tweaked toml for crates.io crate usr 0.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8fa299f5402eefe7f361309b63e12d9f59d0c68b27b666ff68b88a61caa4a01d
[INFO] running `Command { std: "docker" "start" "-a" "8fa299f5402eefe7f361309b63e12d9f59d0c68b27b666ff68b88a61caa4a01d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fa299f5402eefe7f361309b63e12d9f59d0c68b27b666ff68b88a61caa4a01d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa299f5402eefe7f361309b63e12d9f59d0c68b27b666ff68b88a61caa4a01d", kill_on_drop: false }`
[INFO] [stdout] 8fa299f5402eefe7f361309b63e12d9f59d0c68b27b666ff68b88a61caa4a01d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8996037b93243cc4d3b2446b37b8944854123cdd5fbaf07e6e365bacbbcfb467
[INFO] running `Command { std: "docker" "start" "-a" "8996037b93243cc4d3b2446b37b8944854123cdd5fbaf07e6e365bacbbcfb467", kill_on_drop: false }`
[INFO] [stderr]    Compiling usr v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "8996037b93243cc4d3b2446b37b8944854123cdd5fbaf07e6e365bacbbcfb467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8996037b93243cc4d3b2446b37b8944854123cdd5fbaf07e6e365bacbbcfb467", kill_on_drop: false }`
[INFO] [stdout] 8996037b93243cc4d3b2446b37b8944854123cdd5fbaf07e6e365bacbbcfb467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 34804b103dc75a6bbb1fe320c48e5e3bbe7ecb302280b07c8c885d858a2c44f9
[INFO] running `Command { std: "docker" "start" "-a" "34804b103dc75a6bbb1fe320c48e5e3bbe7ecb302280b07c8c885d858a2c44f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling usr v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "34804b103dc75a6bbb1fe320c48e5e3bbe7ecb302280b07c8c885d858a2c44f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34804b103dc75a6bbb1fe320c48e5e3bbe7ecb302280b07c8c885d858a2c44f9", kill_on_drop: false }`
[INFO] [stdout] 34804b103dc75a6bbb1fe320c48e5e3bbe7ecb302280b07c8c885d858a2c44f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6dae1cfb30c38bf9109a6903732269d43c0dac1fd53f6fc4a1b6a8a88971e73a
[INFO] running `Command { std: "docker" "start" "-a" "6dae1cfb30c38bf9109a6903732269d43c0dac1fd53f6fc4a1b6a8a88971e73a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/usr-c43559fc47d67494)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests usr
[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] [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" "6dae1cfb30c38bf9109a6903732269d43c0dac1fd53f6fc4a1b6a8a88971e73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dae1cfb30c38bf9109a6903732269d43c0dac1fd53f6fc4a1b6a8a88971e73a", kill_on_drop: false }`
[INFO] [stdout] 6dae1cfb30c38bf9109a6903732269d43c0dac1fd53f6fc4a1b6a8a88971e73a