[INFO] fetching crate kern 1.3.3...
[INFO] testing kern-1.3.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate kern 1.3.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate kern 1.3.3 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kern 1.3.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kern 1.3.3
[INFO] tweaked toml for crates.io crate kern 1.3.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate kern 1.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfc2af580af0c952aa799ec4c4c046fa7a215de596ddf430836b44b243d0acf6
[INFO] running `Command { std: "docker" "start" "-a" "dfc2af580af0c952aa799ec4c4c046fa7a215de596ddf430836b44b243d0acf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfc2af580af0c952aa799ec4c4c046fa7a215de596ddf430836b44b243d0acf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc2af580af0c952aa799ec4c4c046fa7a215de596ddf430836b44b243d0acf6", kill_on_drop: false }`
[INFO] [stdout] dfc2af580af0c952aa799ec4c4c046fa7a215de596ddf430836b44b243d0acf6
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9019d02706f522f10efb7bb2d5e0dda6f3f777943b9d71f759d2ffd1bb8c8ae
[INFO] running `Command { std: "docker" "start" "-a" "a9019d02706f522f10efb7bb2d5e0dda6f3f777943b9d71f759d2ffd1bb8c8ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kern v1.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "a9019d02706f522f10efb7bb2d5e0dda6f3f777943b9d71f759d2ffd1bb8c8ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9019d02706f522f10efb7bb2d5e0dda6f3f777943b9d71f759d2ffd1bb8c8ae", kill_on_drop: false }`
[INFO] [stdout] a9019d02706f522f10efb7bb2d5e0dda6f3f777943b9d71f759d2ffd1bb8c8ae
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8111b4c822c1866a532507991be70966549a00a70cd73d437b2d9007704e7938
[INFO] running `Command { std: "docker" "start" "-a" "8111b4c822c1866a532507991be70966549a00a70cd73d437b2d9007704e7938", kill_on_drop: false }`
[INFO] [stderr]    Compiling kern v1.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "8111b4c822c1866a532507991be70966549a00a70cd73d437b2d9007704e7938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8111b4c822c1866a532507991be70966549a00a70cd73d437b2d9007704e7938", kill_on_drop: false }`
[INFO] [stdout] 8111b4c822c1866a532507991be70966549a00a70cd73d437b2d9007704e7938
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1edd611d9b25a17e14347c4e14aa9f47c745c6ab2b4e182ff95893ab86473efe
[INFO] running `Command { std: "docker" "start" "-a" "1edd611d9b25a17e14347c4e14aa9f47c745c6ab2b4e182ff95893ab86473efe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kern-766f4bdaae0a999b)
[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] [stderr]      Running tests/byte.rs (/opt/rustwide/target/debug/deps/byte-76c6264cb1fe0659)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_splitn ... ok
[INFO] [stderr]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-b4f8370648f5673c)
[INFO] [stdout] test test_scan ... ok
[INFO] [stdout] test test_split ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test command ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/conf.rs (/opt/rustwide/target/debug/deps/conf-27595a6c96c626fe)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/error.rs (/opt/rustwide/target/debug/deps/error-f28ea3d69aa40b68)
[INFO] [stdout] test config ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/meta.rs (/opt/rustwide/target/debug/deps/meta-407f0c6c1f2b2d0b)
[INFO] [stdout] test fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_name ... ok
[INFO] [stderr]    Doc-tests kern
[INFO] [stdout] test test_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/error.rs - error::Fail (line 7) ... ok
[INFO] [stdout] test src/cli.rs - cli::Command (line 182) ... ok
[INFO] [stdout] test src/cli.rs - cli::CliBuilder (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1edd611d9b25a17e14347c4e14aa9f47c745c6ab2b4e182ff95893ab86473efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1edd611d9b25a17e14347c4e14aa9f47c745c6ab2b4e182ff95893ab86473efe", kill_on_drop: false }`
[INFO] [stdout] 1edd611d9b25a17e14347c4e14aa9f47c745c6ab2b4e182ff95893ab86473efe