[INFO] fetching crate arbitrary-chunks 0.2.1...
[INFO] testing arbitrary-chunks-0.2.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate arbitrary-chunks 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate arbitrary-chunks 0.2.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arbitrary-chunks 0.2.1
[INFO] finished tweaking crates.io crate arbitrary-chunks 0.2.1
[INFO] tweaked toml for crates.io crate arbitrary-chunks 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40280425ea15f086951442d20e5aa625edbe70b996530c64b860750bba5611bc
[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" "40280425ea15f086951442d20e5aa625edbe70b996530c64b860750bba5611bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40280425ea15f086951442d20e5aa625edbe70b996530c64b860750bba5611bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40280425ea15f086951442d20e5aa625edbe70b996530c64b860750bba5611bc", kill_on_drop: false }`
[INFO] [stdout] 40280425ea15f086951442d20e5aa625edbe70b996530c64b860750bba5611bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 87e48321eeebfa8ed08c2eb4314f1363cb1f031bbbd596cfe7440f7b28fb89d4
[INFO] running `Command { std: "docker" "start" "-a" "87e48321eeebfa8ed08c2eb4314f1363cb1f031bbbd596cfe7440f7b28fb89d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbitrary-chunks v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "87e48321eeebfa8ed08c2eb4314f1363cb1f031bbbd596cfe7440f7b28fb89d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e48321eeebfa8ed08c2eb4314f1363cb1f031bbbd596cfe7440f7b28fb89d4", kill_on_drop: false }`
[INFO] [stdout] 87e48321eeebfa8ed08c2eb4314f1363cb1f031bbbd596cfe7440f7b28fb89d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--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] 1c07397566182efc07f128680c2cb2a7777112986c36deda5ca7ed660dcc902b
[INFO] running `Command { std: "docker" "start" "-a" "1c07397566182efc07f128680c2cb2a7777112986c36deda5ca7ed660dcc902b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling arbitrary-chunks v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.21s
[INFO] running `Command { std: "docker" "inspect" "1c07397566182efc07f128680c2cb2a7777112986c36deda5ca7ed660dcc902b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c07397566182efc07f128680c2cb2a7777112986c36deda5ca7ed660dcc902b", kill_on_drop: false }`
[INFO] [stdout] 1c07397566182efc07f128680c2cb2a7777112986c36deda5ca7ed660dcc902b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f397f5c972d021bbbac82b61f55f9f35ea321ef703efc26cf6ddf53313b8e73
[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" "7f397f5c972d021bbbac82b61f55f9f35ea321ef703efc26cf6ddf53313b8e73", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arbitrary_chunks-91193a8fe350a0c6)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::exact_mut_stops_when_chunks_run_out ... ok
[INFO] [stdout] test tests::exact_mut_stops_when_data_runs_out ... ok
[INFO] [stdout] test tests::exact_stops_when_data_runs_out ... ok
[INFO] [stdout] test tests::exact_stops_when_chunks_run_out ... ok
[INFO] [stdout] test tests::it_stops_when_chunks_run_out ... ok
[INFO] [stdout] test tests::it_stops_when_data_runs_out ... ok
[INFO] [stdout] test tests::mut_stops_when_data_runs_out ... ok
[INFO] [stdout] test tests::mut_stops_when_chunks_run_out ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arbitrary-chunks
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 46) ... ignored
[INFO] [stdout] test src/lib.rs - ArbitraryChunks::arbitrary_chunks_exact_mut (line 267) ... ok
[INFO] [stdout] test src/lib.rs - ArbitraryChunks::arbitrary_chunks_mut (line 230) ... ok
[INFO] [stdout] test src/lib.rs - ArbitraryChunks::arbitrary_chunks (line 211) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - ArbitraryChunks::arbitrary_chunks_exact (line 250) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f397f5c972d021bbbac82b61f55f9f35ea321ef703efc26cf6ddf53313b8e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f397f5c972d021bbbac82b61f55f9f35ea321ef703efc26cf6ddf53313b8e73", kill_on_drop: false }`
[INFO] [stdout] 7f397f5c972d021bbbac82b61f55f9f35ea321ef703efc26cf6ddf53313b8e73