[INFO] fetching crate ostd-test 0.17.1...
[INFO] testing ostd-test-0.17.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate ostd-test 0.17.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ostd-test 0.17.1
[INFO] finished tweaking crates.io crate ostd-test 0.17.1
[INFO] tweaked toml for crates.io crate ostd-test 0.17.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ostd-test 0.17.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ostd-test 0.17.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 254e00cf2b1bf64752a847a208d891d1d79be8f6e6e7833081bdffac14cfce36
[INFO] running `Command { std: "docker" "start" "-a" "254e00cf2b1bf64752a847a208d891d1d79be8f6e6e7833081bdffac14cfce36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "254e00cf2b1bf64752a847a208d891d1d79be8f6e6e7833081bdffac14cfce36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254e00cf2b1bf64752a847a208d891d1d79be8f6e6e7833081bdffac14cfce36", kill_on_drop: false }`
[INFO] [stdout] 254e00cf2b1bf64752a847a208d891d1d79be8f6e6e7833081bdffac14cfce36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5de4199ec3706e5698e467a630bfbed5a2fe03ffc8c362c0a0129fefd0c0394b
[INFO] running `Command { std: "docker" "start" "-a" "5de4199ec3706e5698e467a630bfbed5a2fe03ffc8c362c0a0129fefd0c0394b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ostd-test v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "5de4199ec3706e5698e467a630bfbed5a2fe03ffc8c362c0a0129fefd0c0394b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de4199ec3706e5698e467a630bfbed5a2fe03ffc8c362c0a0129fefd0c0394b", kill_on_drop: false }`
[INFO] [stdout] 5de4199ec3706e5698e467a630bfbed5a2fe03ffc8c362c0a0129fefd0c0394b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6cd4c483ced6a92ed463def3eaf2b58546d5ef398f05ce9643f579ac3b7f1f7
[INFO] running `Command { std: "docker" "start" "-a" "b6cd4c483ced6a92ed463def3eaf2b58546d5ef398f05ce9643f579ac3b7f1f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ostd-test v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "b6cd4c483ced6a92ed463def3eaf2b58546d5ef398f05ce9643f579ac3b7f1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6cd4c483ced6a92ed463def3eaf2b58546d5ef398f05ce9643f579ac3b7f1f7", kill_on_drop: false }`
[INFO] [stdout] b6cd4c483ced6a92ed463def3eaf2b58546d5ef398f05ce9643f579ac3b7f1f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cb5251bd60407219e77b3cb47f9c46539517ceba991464a7f96bc5899e9eb5f
[INFO] running `Command { std: "docker" "start" "-a" "7cb5251bd60407219e77b3cb47f9c46539517ceba991464a7f96bc5899e9eb5f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ostd_test-a470c9c196d1b699)
[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 ostd_test
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.59s; merged doctests compilation took 0.59s
[INFO] running `Command { std: "docker" "inspect" "7cb5251bd60407219e77b3cb47f9c46539517ceba991464a7f96bc5899e9eb5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb5251bd60407219e77b3cb47f9c46539517ceba991464a7f96bc5899e9eb5f", kill_on_drop: false }`
[INFO] [stdout] 7cb5251bd60407219e77b3cb47f9c46539517ceba991464a7f96bc5899e9eb5f