[INFO] fetching crate rustc-test-workspace-std 1.0.0...
[INFO] testing rustc-test-workspace-std-1.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rustc-test-workspace-std 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rustc-test-workspace-std 1.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-test-workspace-std 1.0.0
[INFO] finished tweaking crates.io crate rustc-test-workspace-std 1.0.0
[INFO] tweaked toml for crates.io crate rustc-test-workspace-std 1.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72235074bd4068ebe5581c6d7c48176c5adeaca055f72f06b7e284d3765007e6
[INFO] running `Command { std: "docker" "start" "-a" "72235074bd4068ebe5581c6d7c48176c5adeaca055f72f06b7e284d3765007e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72235074bd4068ebe5581c6d7c48176c5adeaca055f72f06b7e284d3765007e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72235074bd4068ebe5581c6d7c48176c5adeaca055f72f06b7e284d3765007e6", kill_on_drop: false }`
[INFO] [stdout] 72235074bd4068ebe5581c6d7c48176c5adeaca055f72f06b7e284d3765007e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7239377bcaf6aa8165e13d6b1c01896fc4ec3407c6b72e8403547c2680394319
[INFO] running `Command { std: "docker" "start" "-a" "7239377bcaf6aa8165e13d6b1c01896fc4ec3407c6b72e8403547c2680394319", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-test-workspace-std v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "7239377bcaf6aa8165e13d6b1c01896fc4ec3407c6b72e8403547c2680394319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7239377bcaf6aa8165e13d6b1c01896fc4ec3407c6b72e8403547c2680394319", kill_on_drop: false }`
[INFO] [stdout] 7239377bcaf6aa8165e13d6b1c01896fc4ec3407c6b72e8403547c2680394319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 805dd119d772d915f08c2b848d363dfb6ef2f20c0d0922730f5fee35ba757e23
[INFO] running `Command { std: "docker" "start" "-a" "805dd119d772d915f08c2b848d363dfb6ef2f20c0d0922730f5fee35ba757e23", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-test-workspace-std v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "805dd119d772d915f08c2b848d363dfb6ef2f20c0d0922730f5fee35ba757e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805dd119d772d915f08c2b848d363dfb6ef2f20c0d0922730f5fee35ba757e23", kill_on_drop: false }`
[INFO] [stdout] 805dd119d772d915f08c2b848d363dfb6ef2f20c0d0922730f5fee35ba757e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6dd3ee31f53668b029d87944ab8356eee90f5f867378dde9611181e3804d64e7
[INFO] running `Command { std: "docker" "start" "-a" "6dd3ee31f53668b029d87944ab8356eee90f5f867378dde9611181e3804d64e7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_test_workspace_std-cd694c39b36247eb)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustc-test-workspace-std
[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" "6dd3ee31f53668b029d87944ab8356eee90f5f867378dde9611181e3804d64e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd3ee31f53668b029d87944ab8356eee90f5f867378dde9611181e3804d64e7", kill_on_drop: false }`
[INFO] [stdout] 6dd3ee31f53668b029d87944ab8356eee90f5f867378dde9611181e3804d64e7