[INFO] fetching crate unborrow 0.3.1...
[INFO] testing unborrow-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate unborrow 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate unborrow 0.3.1 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 unborrow 0.3.1
[INFO] finished tweaking crates.io crate unborrow 0.3.1
[INFO] tweaked toml for crates.io crate unborrow 0.3.1 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 92ed8cec2a6896199c6b07de48db58d06deafded19555f3254ebeec5645e8472
[INFO] running `Command { std: "docker" "start" "-a" "92ed8cec2a6896199c6b07de48db58d06deafded19555f3254ebeec5645e8472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92ed8cec2a6896199c6b07de48db58d06deafded19555f3254ebeec5645e8472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ed8cec2a6896199c6b07de48db58d06deafded19555f3254ebeec5645e8472", kill_on_drop: false }`
[INFO] [stdout] 92ed8cec2a6896199c6b07de48db58d06deafded19555f3254ebeec5645e8472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8ab1f71ae26108117d49c7e9594817db2ea3b0e822289d4104e94667bb832e03
[INFO] running `Command { std: "docker" "start" "-a" "8ab1f71ae26108117d49c7e9594817db2ea3b0e822289d4104e94667bb832e03", kill_on_drop: false }`
[INFO] [stderr]    Compiling unborrow v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "8ab1f71ae26108117d49c7e9594817db2ea3b0e822289d4104e94667bb832e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab1f71ae26108117d49c7e9594817db2ea3b0e822289d4104e94667bb832e03", kill_on_drop: false }`
[INFO] [stdout] 8ab1f71ae26108117d49c7e9594817db2ea3b0e822289d4104e94667bb832e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d5a1a2299a3935ebdd0d09ce1eeaa3b6dce93cef98d0c30be047272b90aedaf3
[INFO] running `Command { std: "docker" "start" "-a" "d5a1a2299a3935ebdd0d09ce1eeaa3b6dce93cef98d0c30be047272b90aedaf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling unborrow v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "d5a1a2299a3935ebdd0d09ce1eeaa3b6dce93cef98d0c30be047272b90aedaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a1a2299a3935ebdd0d09ce1eeaa3b6dce93cef98d0c30be047272b90aedaf3", kill_on_drop: false }`
[INFO] [stdout] d5a1a2299a3935ebdd0d09ce1eeaa3b6dce93cef98d0c30be047272b90aedaf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 50ba82cdee46783efcf6ce2be3a8a6e6e8cc90b32e422f355c26373a067186cd
[INFO] running `Command { std: "docker" "start" "-a" "50ba82cdee46783efcf6ce2be3a8a6e6e8cc90b32e422f355c26373a067186cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unborrow-235fdf4f39f1e196)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unborrow
[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 1 test
[INFO] [stdout] test src/lib.rs - unborrow (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50ba82cdee46783efcf6ce2be3a8a6e6e8cc90b32e422f355c26373a067186cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ba82cdee46783efcf6ce2be3a8a6e6e8cc90b32e422f355c26373a067186cd", kill_on_drop: false }`
[INFO] [stdout] 50ba82cdee46783efcf6ce2be3a8a6e6e8cc90b32e422f355c26373a067186cd