[INFO] fetching crate kerr 0.1.4...
[INFO] testing kerr-0.1.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate kerr 0.1.4 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate kerr 0.1.4 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62074ab9aeee534f34f7111b149cae2e9d6258e073a69e5aa00ddd84efb0b5ec
[INFO] running `Command { std: "docker" "start" "-a" "62074ab9aeee534f34f7111b149cae2e9d6258e073a69e5aa00ddd84efb0b5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62074ab9aeee534f34f7111b149cae2e9d6258e073a69e5aa00ddd84efb0b5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62074ab9aeee534f34f7111b149cae2e9d6258e073a69e5aa00ddd84efb0b5ec", kill_on_drop: false }`
[INFO] [stdout] 62074ab9aeee534f34f7111b149cae2e9d6258e073a69e5aa00ddd84efb0b5ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b92b7c776c3cb9f8c250be23c8cd5ebd7140830050d2d1b5ad25a05136e21a24
[INFO] running `Command { std: "docker" "start" "-a" "b92b7c776c3cb9f8c250be23c8cd5ebd7140830050d2d1b5ad25a05136e21a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "b92b7c776c3cb9f8c250be23c8cd5ebd7140830050d2d1b5ad25a05136e21a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92b7c776c3cb9f8c250be23c8cd5ebd7140830050d2d1b5ad25a05136e21a24", kill_on_drop: false }`
[INFO] [stdout] b92b7c776c3cb9f8c250be23c8cd5ebd7140830050d2d1b5ad25a05136e21a24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ead7973a3b320c67f9ddcd81b68d37dbe5bb3c0dff7ff0ea33f0ea9a20b3e6f
[INFO] running `Command { std: "docker" "start" "-a" "6ead7973a3b320c67f9ddcd81b68d37dbe5bb3c0dff7ff0ea33f0ea9a20b3e6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "6ead7973a3b320c67f9ddcd81b68d37dbe5bb3c0dff7ff0ea33f0ea9a20b3e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ead7973a3b320c67f9ddcd81b68d37dbe5bb3c0dff7ff0ea33f0ea9a20b3e6f", kill_on_drop: false }`
[INFO] [stdout] 6ead7973a3b320c67f9ddcd81b68d37dbe5bb3c0dff7ff0ea33f0ea9a20b3e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 515a07a1803c1f1eb624d6b736f0459bd76bd43fc7cba776d7c6d05f29fae7d8
[INFO] running `Command { std: "docker" "start" "-a" "515a07a1803c1f1eb624d6b736f0459bd76bd43fc7cba776d7c6d05f29fae7d8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kerr-a4476732786f623b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/kerr.rs (/opt/rustwide/target/debug/deps/kerr-03a2129bc6913578)
[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] [stderr]    Doc-tests kerr
[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" "515a07a1803c1f1eb624d6b736f0459bd76bd43fc7cba776d7c6d05f29fae7d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515a07a1803c1f1eb624d6b736f0459bd76bd43fc7cba776d7c6d05f29fae7d8", kill_on_drop: false }`
[INFO] [stdout] 515a07a1803c1f1eb624d6b736f0459bd76bd43fc7cba776d7c6d05f29fae7d8