[INFO] fetching crate char_combinator 1.1.2...
[INFO] testing char_combinator-1.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate char_combinator 1.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate char_combinator 1.1.2 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 char_combinator 1.1.2
[INFO] finished tweaking crates.io crate char_combinator 1.1.2
[INFO] tweaked toml for crates.io crate char_combinator 1.1.2 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 490e8e32b7d0d3f3aa6ee23f4c6e8e46ec8513f7d30ca088e4e6b7f1ff99ee46
[INFO] running `Command { std: "docker" "start" "-a" "490e8e32b7d0d3f3aa6ee23f4c6e8e46ec8513f7d30ca088e4e6b7f1ff99ee46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "490e8e32b7d0d3f3aa6ee23f4c6e8e46ec8513f7d30ca088e4e6b7f1ff99ee46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "490e8e32b7d0d3f3aa6ee23f4c6e8e46ec8513f7d30ca088e4e6b7f1ff99ee46", kill_on_drop: false }`
[INFO] [stdout] 490e8e32b7d0d3f3aa6ee23f4c6e8e46ec8513f7d30ca088e4e6b7f1ff99ee46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b3121ffdd46a4d32e99e064d5183088d77f28dcd21aa57eb57d17dc073256a59
[INFO] running `Command { std: "docker" "start" "-a" "b3121ffdd46a4d32e99e064d5183088d77f28dcd21aa57eb57d17dc073256a59", kill_on_drop: false }`
[INFO] [stderr]    Compiling char_combinator v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "b3121ffdd46a4d32e99e064d5183088d77f28dcd21aa57eb57d17dc073256a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3121ffdd46a4d32e99e064d5183088d77f28dcd21aa57eb57d17dc073256a59", kill_on_drop: false }`
[INFO] [stdout] b3121ffdd46a4d32e99e064d5183088d77f28dcd21aa57eb57d17dc073256a59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 62d2568d64b3d41d9465e0ea984a0976c6c71d459e4ac0840103b9ba05e21c05
[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" "62d2568d64b3d41d9465e0ea984a0976c6c71d459e4ac0840103b9ba05e21c05", kill_on_drop: false }`
[INFO] [stderr]    Compiling char_combinator v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "62d2568d64b3d41d9465e0ea984a0976c6c71d459e4ac0840103b9ba05e21c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d2568d64b3d41d9465e0ea984a0976c6c71d459e4ac0840103b9ba05e21c05", kill_on_drop: false }`
[INFO] [stdout] 62d2568d64b3d41d9465e0ea984a0976c6c71d459e4ac0840103b9ba05e21c05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e6c50ad5fadac42dab4bfb6fddb355adc517d2df39e294df505aa1be3ca97118
[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" "e6c50ad5fadac42dab4bfb6fddb355adc517d2df39e294df505aa1be3ca97118", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/char_combinator-f940c75725549d05)
[INFO] [stdout] test tests::default ... ok
[INFO] [stdout] test tests::start_at ... ok
[INFO] [stderr]    Doc-tests char_combinator
[INFO] [stdout] test tests::with_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[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" "e6c50ad5fadac42dab4bfb6fddb355adc517d2df39e294df505aa1be3ca97118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6c50ad5fadac42dab4bfb6fddb355adc517d2df39e294df505aa1be3ca97118", kill_on_drop: false }`
[INFO] [stdout] e6c50ad5fadac42dab4bfb6fddb355adc517d2df39e294df505aa1be3ca97118