[INFO] fetching crate semka 2.0.6...
[INFO] testing semka-2.0.6 against 1.60.0 for beta-1.61-1
[INFO] extracting crate semka 2.0.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate semka 2.0.6 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate semka 2.0.6
[INFO] finished tweaking crates.io crate semka 2.0.6
[INFO] tweaked toml for crates.io crate semka 2.0.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded error-code v2.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97c3e45bf0c656377e54f4caaa3f2028f6dbf6fb3438bc0091c0ea1456848659
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "97c3e45bf0c656377e54f4caaa3f2028f6dbf6fb3438bc0091c0ea1456848659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97c3e45bf0c656377e54f4caaa3f2028f6dbf6fb3438bc0091c0ea1456848659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c3e45bf0c656377e54f4caaa3f2028f6dbf6fb3438bc0091c0ea1456848659", kill_on_drop: false }`
[INFO] [stdout] 97c3e45bf0c656377e54f4caaa3f2028f6dbf6fb3438bc0091c0ea1456848659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67c9c6188d0c67e5f16dd3efbe9fec2c12a502971570e8756b9214d5a1071ad9
[INFO] running `Command { std: "docker" "start" "-a" "67c9c6188d0c67e5f16dd3efbe9fec2c12a502971570e8756b9214d5a1071ad9", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-buf v1.0.5
[INFO] [stderr]    Compiling error-code v2.3.1
[INFO] [stderr]    Compiling semka v2.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "67c9c6188d0c67e5f16dd3efbe9fec2c12a502971570e8756b9214d5a1071ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67c9c6188d0c67e5f16dd3efbe9fec2c12a502971570e8756b9214d5a1071ad9", kill_on_drop: false }`
[INFO] [stdout] 67c9c6188d0c67e5f16dd3efbe9fec2c12a502971570e8756b9214d5a1071ad9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ea72f6f7a76fc7c266a936b0dfa758b935077cf64b69aa37b2c7932b2f14d47
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1ea72f6f7a76fc7c266a936b0dfa758b935077cf64b69aa37b2c7932b2f14d47", kill_on_drop: false }`
[INFO] [stderr]    Compiling semka v2.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "1ea72f6f7a76fc7c266a936b0dfa758b935077cf64b69aa37b2c7932b2f14d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ea72f6f7a76fc7c266a936b0dfa758b935077cf64b69aa37b2c7932b2f14d47", kill_on_drop: false }`
[INFO] [stdout] 1ea72f6f7a76fc7c266a936b0dfa758b935077cf64b69aa37b2c7932b2f14d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9edc13056a46db2f1580780a99869e53718589f6988b2d19563b943496a95f92
[INFO] running `Command { std: "docker" "start" "-a" "9edc13056a46db2f1580780a99869e53718589f6988b2d19563b943496a95f92", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/semka-60a5719582d5fd05)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/sem.rs (/opt/rustwide/target/debug/deps/sem-4eeb901818446ba0)
[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 4 tests
[INFO] [stdout] test should_init_after_close ... ok
[INFO] [stdout] test should_fail_init_twice ... ok
[INFO] [stdout] test should_return_when_signaled_counting ... ok
[INFO] [stdout] test should_timeout_on_wait ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests semka
[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" "9edc13056a46db2f1580780a99869e53718589f6988b2d19563b943496a95f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edc13056a46db2f1580780a99869e53718589f6988b2d19563b943496a95f92", kill_on_drop: false }`
[INFO] [stdout] 9edc13056a46db2f1580780a99869e53718589f6988b2d19563b943496a95f92