[INFO] fetching crate irrefutable 0.1.3...
[INFO] testing irrefutable-0.1.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate irrefutable 0.1.3 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate irrefutable 0.1.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate irrefutable 0.1.3
[INFO] finished tweaking crates.io crate irrefutable 0.1.3
[INFO] tweaked toml for crates.io crate irrefutable 0.1.3 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f40d08ba32ee363b8de1b6bb2ac7390e9a15b02d6ec6f593760ba743109bc02
[INFO] running `Command { std: "docker" "start" "-a" "6f40d08ba32ee363b8de1b6bb2ac7390e9a15b02d6ec6f593760ba743109bc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f40d08ba32ee363b8de1b6bb2ac7390e9a15b02d6ec6f593760ba743109bc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f40d08ba32ee363b8de1b6bb2ac7390e9a15b02d6ec6f593760ba743109bc02", kill_on_drop: false }`
[INFO] [stdout] 6f40d08ba32ee363b8de1b6bb2ac7390e9a15b02d6ec6f593760ba743109bc02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99de68fceb174f8af550851fbecbdc58291f5a7b7fb24ae8ac8c00da398bfad2
[INFO] running `Command { std: "docker" "start" "-a" "99de68fceb174f8af550851fbecbdc58291f5a7b7fb24ae8ac8c00da398bfad2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling irrefutable v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.00s
[INFO] running `Command { std: "docker" "inspect" "99de68fceb174f8af550851fbecbdc58291f5a7b7fb24ae8ac8c00da398bfad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99de68fceb174f8af550851fbecbdc58291f5a7b7fb24ae8ac8c00da398bfad2", kill_on_drop: false }`
[INFO] [stdout] 99de68fceb174f8af550851fbecbdc58291f5a7b7fb24ae8ac8c00da398bfad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc4e6ba42a25d905b8326c3e91a69482543457d8abfbd21f561e151e625594eb
[INFO] running `Command { std: "docker" "start" "-a" "fc4e6ba42a25d905b8326c3e91a69482543457d8abfbd21f561e151e625594eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling irrefutable v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "fc4e6ba42a25d905b8326c3e91a69482543457d8abfbd21f561e151e625594eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc4e6ba42a25d905b8326c3e91a69482543457d8abfbd21f561e151e625594eb", kill_on_drop: false }`
[INFO] [stdout] fc4e6ba42a25d905b8326c3e91a69482543457d8abfbd21f561e151e625594eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08c2699cbcfbd48b690eb4f8d7aa6f1540a51dfedd078a09616d4a34f67d2c8e
[INFO] running `Command { std: "docker" "start" "-a" "08c2699cbcfbd48b690eb4f8d7aa6f1540a51dfedd078a09616d4a34f67d2c8e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/irrefutable-f991400e03446fd3)
[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/test.rs (/opt/rustwide/target/debug/deps/test-de7d354eb954374e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test r#return::tuple_struct ... ok
[INFO] [stdout] test unreachable::ident ... ok
[INFO] [stdout] test unreachable::r#struct ... ok
[INFO] [stdout] test unreachable::reference ... ok
[INFO] [stdout] test unreachable::tuple ... ok
[INFO] [stdout] test unreachable::tuple_struct ... ok
[INFO] [stdout] test panic::with_arg - should panic ... ok
[INFO] [stdout] test panic::with_args - should panic ... ok
[INFO] [stdout] test panic::without_args - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests irrefutable
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - irrefutable (line 12) ... ok
[INFO] [stdout] test src/lib.rs - irrefutable (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08c2699cbcfbd48b690eb4f8d7aa6f1540a51dfedd078a09616d4a34f67d2c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c2699cbcfbd48b690eb4f8d7aa6f1540a51dfedd078a09616d4a34f67d2c8e", kill_on_drop: false }`
[INFO] [stdout] 08c2699cbcfbd48b690eb4f8d7aa6f1540a51dfedd078a09616d4a34f67d2c8e