[INFO] fetching crate pipeliner 1.0.1...
[INFO] testing pipeliner-1.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate pipeliner 1.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pipeliner 1.0.1 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 pipeliner 1.0.1
[INFO] finished tweaking crates.io crate pipeliner 1.0.1
[INFO] tweaked toml for crates.io crate pipeliner 1.0.1 written to /workspace/builds/worker-10/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a6595444bac3878b9bf88b4fe93d5c8c6910c2331d226d753706398d98e0801
[INFO] running `Command { std: "docker" "start" "-a" "3a6595444bac3878b9bf88b4fe93d5c8c6910c2331d226d753706398d98e0801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a6595444bac3878b9bf88b4fe93d5c8c6910c2331d226d753706398d98e0801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6595444bac3878b9bf88b4fe93d5c8c6910c2331d226d753706398d98e0801", kill_on_drop: false }`
[INFO] [stdout] 3a6595444bac3878b9bf88b4fe93d5c8c6910c2331d226d753706398d98e0801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a3836a7f47629b9fa46603cd9cdeaa93d735b3ae05db87c16b5257a825069a0f
[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" "a3836a7f47629b9fa46603cd9cdeaa93d735b3ae05db87c16b5257a825069a0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipeliner v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "a3836a7f47629b9fa46603cd9cdeaa93d735b3ae05db87c16b5257a825069a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3836a7f47629b9fa46603cd9cdeaa93d735b3ae05db87c16b5257a825069a0f", kill_on_drop: false }`
[INFO] [stdout] a3836a7f47629b9fa46603cd9cdeaa93d735b3ae05db87c16b5257a825069a0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c793ba6d20de1ce2f2c5c276f19a9258bdf08d543f9df99fec5c155e816fdf48
[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" "c793ba6d20de1ce2f2c5c276f19a9258bdf08d543f9df99fec5c155e816fdf48", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipeliner v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "c793ba6d20de1ce2f2c5c276f19a9258bdf08d543f9df99fec5c155e816fdf48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c793ba6d20de1ce2f2c5c276f19a9258bdf08d543f9df99fec5c155e816fdf48", kill_on_drop: false }`
[INFO] [stdout] c793ba6d20de1ce2f2c5c276f19a9258bdf08d543f9df99fec5c155e816fdf48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 1620f088765ddd77ed75f8db3180b90c3d632d8a6b80a5f872819e56aa327c11
[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" "1620f088765ddd77ed75f8db3180b90c3d632d8a6b80a5f872819e56aa327c11", 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/pipeliner-6ffa5afd7f7aff4c)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::basic_test_ordered ... ok
[INFO] [stdout] test tests::basic_test ... ok
[INFO] [stdout] test tests::test_panic - should panic ... ok
[INFO] [stdout] test tests::test_panic_ordered - should panic ... ok
[INFO] [stdout] test tests::parallel_test ... ok
[INFO] [stderr]    Doc-tests pipeliner
[INFO] [stdout] test tests::serial_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1620f088765ddd77ed75f8db3180b90c3d632d8a6b80a5f872819e56aa327c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1620f088765ddd77ed75f8db3180b90c3d632d8a6b80a5f872819e56aa327c11", kill_on_drop: false }`
[INFO] [stdout] 1620f088765ddd77ed75f8db3180b90c3d632d8a6b80a5f872819e56aa327c11