[INFO] fetching crate kern 1.4.0...
[INFO] testing kern-1.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate kern 1.4.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate kern 1.4.0 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 kern 1.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kern 1.4.0
[INFO] tweaked toml for crates.io crate kern 1.4.0 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate crates.io crate kern 1.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d81db6c030652067b2e229529de197027acdf00e237b4188f7e3b3fc3a297b3
[INFO] running `Command { std: "docker" "start" "-a" "6d81db6c030652067b2e229529de197027acdf00e237b4188f7e3b3fc3a297b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d81db6c030652067b2e229529de197027acdf00e237b4188f7e3b3fc3a297b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d81db6c030652067b2e229529de197027acdf00e237b4188f7e3b3fc3a297b3", kill_on_drop: false }`
[INFO] [stdout] 6d81db6c030652067b2e229529de197027acdf00e237b4188f7e3b3fc3a297b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] beec7c9295712ea07d9759b1e9e3ef9c61203028531024d07da540697caf92d3
[INFO] running `Command { std: "docker" "start" "-a" "beec7c9295712ea07d9759b1e9e3ef9c61203028531024d07da540697caf92d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling kern v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "beec7c9295712ea07d9759b1e9e3ef9c61203028531024d07da540697caf92d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beec7c9295712ea07d9759b1e9e3ef9c61203028531024d07da540697caf92d3", kill_on_drop: false }`
[INFO] [stdout] beec7c9295712ea07d9759b1e9e3ef9c61203028531024d07da540697caf92d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d3ee7728c9fd6db6a4849f1aa39b2a9d32790f0e4ae573a8e21f89a925f1a32
[INFO] running `Command { std: "docker" "start" "-a" "6d3ee7728c9fd6db6a4849f1aa39b2a9d32790f0e4ae573a8e21f89a925f1a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling kern v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.07s
[INFO] running `Command { std: "docker" "inspect" "6d3ee7728c9fd6db6a4849f1aa39b2a9d32790f0e4ae573a8e21f89a925f1a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3ee7728c9fd6db6a4849f1aa39b2a9d32790f0e4ae573a8e21f89a925f1a32", kill_on_drop: false }`
[INFO] [stdout] 6d3ee7728c9fd6db6a4849f1aa39b2a9d32790f0e4ae573a8e21f89a925f1a32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f0fe483520bce8737fcd8a29a061892741d4e416dbc68e1c309ff952b09d6cd
[INFO] running `Command { std: "docker" "start" "-a" "4f0fe483520bce8737fcd8a29a061892741d4e416dbc68e1c309ff952b09d6cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kern-9763b7b65838bbae)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/byte.rs (/opt/rustwide/target/debug/deps/byte-a1aea496e74a2958)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-6f1d1182e0abacbd)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_scan ... ok
[INFO] [stdout] test test_split ... ok
[INFO] [stdout] test test_splitn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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-cea26496aac49181)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/error.rs (/opt/rustwide/target/debug/deps/error-4063dfbfcdc6049d)
[INFO] [stdout] running 2 tests
[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 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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] [stderr]      Running tests/meta.rs (/opt/rustwide/target/debug/deps/meta-841062f67a0211bd)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_name ... ok
[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] [stderr]    Doc-tests kern
[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::CliBuilder (line 9) ... ok
[INFO] [stdout] test src/cli.rs - cli::Command (line 182) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f0fe483520bce8737fcd8a29a061892741d4e416dbc68e1c309ff952b09d6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0fe483520bce8737fcd8a29a061892741d4e416dbc68e1c309ff952b09d6cd", kill_on_drop: false }`
[INFO] [stdout] 4f0fe483520bce8737fcd8a29a061892741d4e416dbc68e1c309ff952b09d6cd