[INFO] fetching crate syscall-rs 0.0.3...
[INFO] testing syscall-rs-0.0.3 against master#6c20ab744b0f82646d90ce9d25894823abc9c669 for pr-99093
[INFO] extracting crate syscall-rs 0.0.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate syscall-rs 0.0.3 on toolchain 6c20ab744b0f82646d90ce9d25894823abc9c669
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syscall-rs 0.0.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate syscall-rs 0.0.3
[INFO] tweaked toml for crates.io crate syscall-rs 0.0.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate syscall-rs 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8270ff60d1c1907cfff71e98151a2c986f8e67e791e66586fda4ac182d544979
[INFO] running `Command { std: "docker" "start" "-a" "8270ff60d1c1907cfff71e98151a2c986f8e67e791e66586fda4ac182d544979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8270ff60d1c1907cfff71e98151a2c986f8e67e791e66586fda4ac182d544979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8270ff60d1c1907cfff71e98151a2c986f8e67e791e66586fda4ac182d544979", kill_on_drop: false }`
[INFO] [stdout] 8270ff60d1c1907cfff71e98151a2c986f8e67e791e66586fda4ac182d544979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24f237f75c881f78422354ff25ff8c4610d261be6d6159a1a6d3e1ea96233b5a
[INFO] running `Command { std: "docker" "start" "-a" "24f237f75c881f78422354ff25ff8c4610d261be6d6159a1a6d3e1ea96233b5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syscall-rs v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.52s
[INFO] running `Command { std: "docker" "inspect" "24f237f75c881f78422354ff25ff8c4610d261be6d6159a1a6d3e1ea96233b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f237f75c881f78422354ff25ff8c4610d261be6d6159a1a6d3e1ea96233b5a", kill_on_drop: false }`
[INFO] [stdout] 24f237f75c881f78422354ff25ff8c4610d261be6d6159a1a6d3e1ea96233b5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94cb288c35a4ba23208bb4a7c1622598680b970d03f56d679708901990caefa1
[INFO] running `Command { std: "docker" "start" "-a" "94cb288c35a4ba23208bb4a7c1622598680b970d03f56d679708901990caefa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling syscall-rs v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.33s
[INFO] running `Command { std: "docker" "inspect" "94cb288c35a4ba23208bb4a7c1622598680b970d03f56d679708901990caefa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94cb288c35a4ba23208bb4a7c1622598680b970d03f56d679708901990caefa1", kill_on_drop: false }`
[INFO] [stdout] 94cb288c35a4ba23208bb4a7c1622598680b970d03f56d679708901990caefa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 067b3c8505d48ccf1dadf1572d9432f6e706c7c449d71afedb5110a1d5a84b1f
[INFO] running `Command { std: "docker" "start" "-a" "067b3c8505d48ccf1dadf1572d9432f6e706c7c449d71afedb5110a1d5a84b1f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syscall-2a0a9745255edb40)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test signal::tests::block_signals ... ok
[INFO] [stdout] test signal::tests::restore_signals ... ok
[INFO] [stdout] test signal::tests::signal_set_add ... ok
[INFO] [stdout] test signal::tests::signal_set_remove_unknown ... ok
[INFO] [stdout] test signal::tests::signal_try_from ... ok
[INFO] [stdout] test signal::tests::signal_set_remove ... ok
[INFO] [stdout] test wait::tests::wait_any ... ignored, must run in isolation
[INFO] [stdout] test wait::tests::wait_exit ... ok
[INFO] [stdout] test wait::tests::wait_kill ... ok
[INFO] [stdout] test wait::tests::wait_stop ... ok
[INFO] [stdout] test signal::tests::signalfd_new ... ok
[INFO] [stdout] test wait::tests::wait_stop_kill ... ok
[INFO] [stdout] test wait::tests::wait_unknown ... ok
[INFO] [stdout] test signal::tests::signalfd_drop_invalid - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/wait_child.rs (/opt/rustwide/target/debug/deps/wait_child-397c013abd2f0357)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test wait_child ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "067b3c8505d48ccf1dadf1572d9432f6e706c7c449d71afedb5110a1d5a84b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067b3c8505d48ccf1dadf1572d9432f6e706c7c449d71afedb5110a1d5a84b1f", kill_on_drop: false }`
[INFO] [stdout] 067b3c8505d48ccf1dadf1572d9432f6e706c7c449d71afedb5110a1d5a84b1f