[INFO] fetching crate kerr 0.1.4...
[INFO] testing kerr-0.1.4 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate kerr 0.1.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate kerr 0.1.4 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 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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 43bf4476588c09abdb9ee89d46de62e212e62079ac571cce280a349abeba2f3f
[INFO] running `Command { std: "docker" "start" "-a" "43bf4476588c09abdb9ee89d46de62e212e62079ac571cce280a349abeba2f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43bf4476588c09abdb9ee89d46de62e212e62079ac571cce280a349abeba2f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43bf4476588c09abdb9ee89d46de62e212e62079ac571cce280a349abeba2f3f", kill_on_drop: false }`
[INFO] [stdout] 43bf4476588c09abdb9ee89d46de62e212e62079ac571cce280a349abeba2f3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 944e7bf19c1800189e382b72672282173fd5d39a8d6accfb4838b2f5308f130a
[INFO] running `Command { std: "docker" "start" "-a" "944e7bf19c1800189e382b72672282173fd5d39a8d6accfb4838b2f5308f130a", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "944e7bf19c1800189e382b72672282173fd5d39a8d6accfb4838b2f5308f130a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944e7bf19c1800189e382b72672282173fd5d39a8d6accfb4838b2f5308f130a", kill_on_drop: false }`
[INFO] [stdout] 944e7bf19c1800189e382b72672282173fd5d39a8d6accfb4838b2f5308f130a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3cd8806ab802430f7ae877993291acdc7056fd1c81a926d5acb7e9c1b8620d05
[INFO] running `Command { std: "docker" "start" "-a" "3cd8806ab802430f7ae877993291acdc7056fd1c81a926d5acb7e9c1b8620d05", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "3cd8806ab802430f7ae877993291acdc7056fd1c81a926d5acb7e9c1b8620d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd8806ab802430f7ae877993291acdc7056fd1c81a926d5acb7e9c1b8620d05", kill_on_drop: false }`
[INFO] [stdout] 3cd8806ab802430f7ae877993291acdc7056fd1c81a926d5acb7e9c1b8620d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a08745464d570cb590586e6a49342f2e1505f14b9405cee8b2308ff2d75d13f9
[INFO] running `Command { std: "docker" "start" "-a" "a08745464d570cb590586e6a49342f2e1505f14b9405cee8b2308ff2d75d13f9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kerr-00a255bc4968f645)
[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] [stderr]      Running tests/kerr.rs (/opt/rustwide/target/debug/deps/kerr-d0c3fbe3ffc95a5f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kerr
[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" "a08745464d570cb590586e6a49342f2e1505f14b9405cee8b2308ff2d75d13f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08745464d570cb590586e6a49342f2e1505f14b9405cee8b2308ff2d75d13f9", kill_on_drop: false }`
[INFO] [stdout] a08745464d570cb590586e6a49342f2e1505f14b9405cee8b2308ff2d75d13f9