[INFO] fetching crate kerr 0.1.4...
[INFO] testing kerr-0.1.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate kerr 0.1.4 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate kerr 0.1.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kerr 0.1.4
[INFO] finished tweaking crates.io crate kerr 0.1.4
[INFO] tweaked toml for crates.io crate kerr 0.1.4 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a0003d0c0f65397711c278fd4548ac175119c65a4598b7c7bb8b575ed5ea57f
[INFO] running `Command { std: "docker" "start" "-a" "8a0003d0c0f65397711c278fd4548ac175119c65a4598b7c7bb8b575ed5ea57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a0003d0c0f65397711c278fd4548ac175119c65a4598b7c7bb8b575ed5ea57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0003d0c0f65397711c278fd4548ac175119c65a4598b7c7bb8b575ed5ea57f", kill_on_drop: false }`
[INFO] [stdout] 8a0003d0c0f65397711c278fd4548ac175119c65a4598b7c7bb8b575ed5ea57f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fde7a44a1a782fcd8dba502ecfecbef9077a77f04ba905cdbb96b463c9b17ce5
[INFO] running `Command { std: "docker" "start" "-a" "fde7a44a1a782fcd8dba502ecfecbef9077a77f04ba905cdbb96b463c9b17ce5", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "fde7a44a1a782fcd8dba502ecfecbef9077a77f04ba905cdbb96b463c9b17ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde7a44a1a782fcd8dba502ecfecbef9077a77f04ba905cdbb96b463c9b17ce5", kill_on_drop: false }`
[INFO] [stdout] fde7a44a1a782fcd8dba502ecfecbef9077a77f04ba905cdbb96b463c9b17ce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 876d938c3cde5df3cd0e860868691a885f1d0288996b37a9eb1982f11b7459b2
[INFO] running `Command { std: "docker" "start" "-a" "876d938c3cde5df3cd0e860868691a885f1d0288996b37a9eb1982f11b7459b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "876d938c3cde5df3cd0e860868691a885f1d0288996b37a9eb1982f11b7459b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "876d938c3cde5df3cd0e860868691a885f1d0288996b37a9eb1982f11b7459b2", kill_on_drop: false }`
[INFO] [stdout] 876d938c3cde5df3cd0e860868691a885f1d0288996b37a9eb1982f11b7459b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5d9680e6b0527f54131ea438f121698f5ea85c5442bd1b9d5053ceec8b7081c
[INFO] running `Command { std: "docker" "start" "-a" "e5d9680e6b0527f54131ea438f121698f5ea85c5442bd1b9d5053ceec8b7081c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kerr-b3674bcb5a272e19)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/kerr.rs (/opt/rustwide/target/debug/deps/kerr-476bc1db14be7f3c)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests kerr
[INFO] [stdout] test llist::tests::aaa_llist ... 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 1 test
[INFO] [stdout] test aaa_kerr ... 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 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" "e5d9680e6b0527f54131ea438f121698f5ea85c5442bd1b9d5053ceec8b7081c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d9680e6b0527f54131ea438f121698f5ea85c5442bd1b9d5053ceec8b7081c", kill_on_drop: false }`
[INFO] [stdout] e5d9680e6b0527f54131ea438f121698f5ea85c5442bd1b9d5053ceec8b7081c