[INFO] fetching crate cap-std 0.18.1...
[INFO] testing cap-std-0.18.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cap-std 0.18.1 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate cap-std 0.18.1 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 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-18/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]  Downloading crates ...
[INFO] [stderr]   Downloaded io-lifetimes v0.2.4
[INFO] [stderr]   Downloaded arf-strings v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 7e54d48ddcafdf27ba8288ae37317405090212b9c5bfff2c9ebf4ff31648ec88
[INFO] running `Command { std: "docker" "start" "-a" "7e54d48ddcafdf27ba8288ae37317405090212b9c5bfff2c9ebf4ff31648ec88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e54d48ddcafdf27ba8288ae37317405090212b9c5bfff2c9ebf4ff31648ec88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e54d48ddcafdf27ba8288ae37317405090212b9c5bfff2c9ebf4ff31648ec88", kill_on_drop: false }`
[INFO] [stdout] 7e54d48ddcafdf27ba8288ae37317405090212b9c5bfff2c9ebf4ff31648ec88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 616aea48ee0fb943cc1f76643590280b0fc0f3a3496550b4e9331891ef5dcd21
[INFO] running `Command { std: "docker" "start" "-a" "616aea48ee0fb943cc1f76643590280b0fc0f3a3496550b4e9331891ef5dcd21", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling bitflags v1.3.2
[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 maybe-owned v0.3.4
[INFO] [stderr]    Compiling ambient-authority v0.0.1
[INFO] [stderr]    Compiling ipnet v2.3.1
[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" "616aea48ee0fb943cc1f76643590280b0fc0f3a3496550b4e9331891ef5dcd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "616aea48ee0fb943cc1f76643590280b0fc0f3a3496550b4e9331891ef5dcd21", kill_on_drop: false }`
[INFO] [stdout] 616aea48ee0fb943cc1f76643590280b0fc0f3a3496550b4e9331891ef5dcd21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 75e43e2faace592b1a225352dba6fcf4e16b6a0b6917ce662d580d007e87e271
[INFO] running `Command { std: "docker" "start" "-a" "75e43e2faace592b1a225352dba6fcf4e16b6a0b6917ce662d580d007e87e271", 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" "75e43e2faace592b1a225352dba6fcf4e16b6a0b6917ce662d580d007e87e271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e43e2faace592b1a225352dba6fcf4e16b6a0b6917ce662d580d007e87e271", kill_on_drop: false }`
[INFO] [stdout] 75e43e2faace592b1a225352dba6fcf4e16b6a0b6917ce662d580d007e87e271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 09fd8973b36ad3b35155fac0623deb90a6df67b3fc517a046a1d83cc36dbc523
[INFO] running `Command { std: "docker" "start" "-a" "09fd8973b36ad3b35155fac0623deb90a6df67b3fc517a046a1d83cc36dbc523", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cap_std-3e7ccd90f65361cc)
[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] [stderr]    Doc-tests cap-std
[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" "09fd8973b36ad3b35155fac0623deb90a6df67b3fc517a046a1d83cc36dbc523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09fd8973b36ad3b35155fac0623deb90a6df67b3fc517a046a1d83cc36dbc523", kill_on_drop: false }`
[INFO] [stdout] 09fd8973b36ad3b35155fac0623deb90a6df67b3fc517a046a1d83cc36dbc523