[INFO] fetching crate cap-std 0.18.1...
[INFO] testing cap-std-0.18.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cap-std 0.18.1 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate cap-std 0.18.1 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 cap-std 0.18.1
[INFO] finished tweaking crates.io crate cap-std 0.18.1
[INFO] tweaked toml for crates.io crate cap-std 0.18.1 written to /workspace/builds/worker-109/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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 2649f6502390b6c53f8b001753d42101bb53a2d53924d5473ce7b1012f76971b
[INFO] running `Command { std: "docker" "start" "-a" "2649f6502390b6c53f8b001753d42101bb53a2d53924d5473ce7b1012f76971b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2649f6502390b6c53f8b001753d42101bb53a2d53924d5473ce7b1012f76971b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2649f6502390b6c53f8b001753d42101bb53a2d53924d5473ce7b1012f76971b", kill_on_drop: false }`
[INFO] [stdout] 2649f6502390b6c53f8b001753d42101bb53a2d53924d5473ce7b1012f76971b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] ee48b9b0fe718948f63b845fb519c71d2773c94750415371978b0782227e8590
[INFO] running `Command { std: "docker" "start" "-a" "ee48b9b0fe718948f63b845fb519c71d2773c94750415371978b0782227e8590", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling linux-raw-sys v0.0.23
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ambient-authority v0.0.1
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling maybe-owned v0.3.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling io-lifetimes v0.3.0
[INFO] [stderr]    Compiling rsix v0.21.0
[INFO] [stderr]    Compiling unsafe-io v0.9.1
[INFO] [stderr]    Compiling cap-primitives v0.18.1
[INFO] [stderr]    Compiling cap-std v0.18.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling fs-set-times v0.10.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "ee48b9b0fe718948f63b845fb519c71d2773c94750415371978b0782227e8590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee48b9b0fe718948f63b845fb519c71d2773c94750415371978b0782227e8590", kill_on_drop: false }`
[INFO] [stdout] ee48b9b0fe718948f63b845fb519c71d2773c94750415371978b0782227e8590
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] f747787a66e4961ed8882f6276ea34e388ca01b07ca43e14c93c1b5b2a5dbf67
[INFO] running `Command { std: "docker" "start" "-a" "f747787a66e4961ed8882f6276ea34e388ca01b07ca43e14c93c1b5b2a5dbf67", kill_on_drop: false }`
[INFO] [stderr]    Compiling cap-std v0.18.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f747787a66e4961ed8882f6276ea34e388ca01b07ca43e14c93c1b5b2a5dbf67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f747787a66e4961ed8882f6276ea34e388ca01b07ca43e14c93c1b5b2a5dbf67", kill_on_drop: false }`
[INFO] [stdout] f747787a66e4961ed8882f6276ea34e388ca01b07ca43e14c93c1b5b2a5dbf67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 0996b44cd49c9077da917d88386eb0b330c5822cfcbec1ee3d3fde470557074d
[INFO] running `Command { std: "docker" "start" "-a" "0996b44cd49c9077da917d88386eb0b330c5822cfcbec1ee3d3fde470557074d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cap_std-4a7b4fd49c21b480)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cap-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" "0996b44cd49c9077da917d88386eb0b330c5822cfcbec1ee3d3fde470557074d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0996b44cd49c9077da917d88386eb0b330c5822cfcbec1ee3d3fde470557074d", kill_on_drop: false }`
[INFO] [stdout] 0996b44cd49c9077da917d88386eb0b330c5822cfcbec1ee3d3fde470557074d