[INFO] fetching crate simple_shadowing 0.1.0...
[INFO] testing simple_shadowing-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate simple_shadowing 0.1.0 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate simple_shadowing 0.1.0 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 simple_shadowing 0.1.0
[INFO] finished tweaking crates.io crate simple_shadowing 0.1.0
[INFO] tweaked toml for crates.io crate simple_shadowing 0.1.0 written to /workspace/builds/worker-47/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 99f5125d356b9f6e6ea771a2fc5adccc4bc85cd0ce73f49fd3b5520ddb9d937b
[INFO] running `Command { std: "docker" "start" "-a" "99f5125d356b9f6e6ea771a2fc5adccc4bc85cd0ce73f49fd3b5520ddb9d937b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99f5125d356b9f6e6ea771a2fc5adccc4bc85cd0ce73f49fd3b5520ddb9d937b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f5125d356b9f6e6ea771a2fc5adccc4bc85cd0ce73f49fd3b5520ddb9d937b", kill_on_drop: false }`
[INFO] [stdout] 99f5125d356b9f6e6ea771a2fc5adccc4bc85cd0ce73f49fd3b5520ddb9d937b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 7e1736d3994e3adc68a518cef40bfcfe14498eb8414e9ce9287ac0df053a24d1
[INFO] running `Command { std: "docker" "start" "-a" "7e1736d3994e3adc68a518cef40bfcfe14498eb8414e9ce9287ac0df053a24d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_shadowing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "7e1736d3994e3adc68a518cef40bfcfe14498eb8414e9ce9287ac0df053a24d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1736d3994e3adc68a518cef40bfcfe14498eb8414e9ce9287ac0df053a24d1", kill_on_drop: false }`
[INFO] [stdout] 7e1736d3994e3adc68a518cef40bfcfe14498eb8414e9ce9287ac0df053a24d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 990a1f2365a24107314d44566ec9e6fc4ccd9830b5256354797430f3d81cab66
[INFO] running `Command { std: "docker" "start" "-a" "990a1f2365a24107314d44566ec9e6fc4ccd9830b5256354797430f3d81cab66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simple_shadowing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "990a1f2365a24107314d44566ec9e6fc4ccd9830b5256354797430f3d81cab66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990a1f2365a24107314d44566ec9e6fc4ccd9830b5256354797430f3d81cab66", kill_on_drop: false }`
[INFO] [stdout] 990a1f2365a24107314d44566ec9e6fc4ccd9830b5256354797430f3d81cab66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 4b857d7f5795d7f1246db3d74a5b716e21951ca28bd9a71f40f73bf8c7323988
[INFO] running `Command { std: "docker" "start" "-a" "4b857d7f5795d7f1246db3d74a5b716e21951ca28bd9a71f40f73bf8c7323988", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_shadowing-9ad2b7b4dcbb5dcb)
[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] [stderr]    Doc-tests simple_shadowing
[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" "4b857d7f5795d7f1246db3d74a5b716e21951ca28bd9a71f40f73bf8c7323988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b857d7f5795d7f1246db3d74a5b716e21951ca28bd9a71f40f73bf8c7323988", kill_on_drop: false }`
[INFO] [stdout] 4b857d7f5795d7f1246db3d74a5b716e21951ca28bd9a71f40f73bf8c7323988