[INFO] fetching crate arguably 2.0.1...
[INFO] testing arguably-2.0.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate arguably 2.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate arguably 2.0.1 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 arguably 2.0.1
[INFO] finished tweaking crates.io crate arguably 2.0.1
[INFO] tweaked toml for crates.io crate arguably 2.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate arguably 2.0.1 already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e20bfa0c4e159fab3eae8192ca2a7134f635639c4faf45a857d2d758387b36a8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e20bfa0c4e159fab3eae8192ca2a7134f635639c4faf45a857d2d758387b36a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e20bfa0c4e159fab3eae8192ca2a7134f635639c4faf45a857d2d758387b36a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20bfa0c4e159fab3eae8192ca2a7134f635639c4faf45a857d2d758387b36a8", kill_on_drop: false }`
[INFO] [stdout] e20bfa0c4e159fab3eae8192ca2a7134f635639c4faf45a857d2d758387b36a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 064fe1598765143f96845e32564fc27326b2c524dd2132aa626336fdf12959be
[INFO] running `Command { std: "docker" "start" "-a" "064fe1598765143f96845e32564fc27326b2c524dd2132aa626336fdf12959be", kill_on_drop: false }`
[INFO] [stderr]    Compiling arguably v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "064fe1598765143f96845e32564fc27326b2c524dd2132aa626336fdf12959be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "064fe1598765143f96845e32564fc27326b2c524dd2132aa626336fdf12959be", kill_on_drop: false }`
[INFO] [stdout] 064fe1598765143f96845e32564fc27326b2c524dd2132aa626336fdf12959be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e4c5928d110a23bb0bffdfcfea73922f21b3b919de6f915390f23c501211c84
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e4c5928d110a23bb0bffdfcfea73922f21b3b919de6f915390f23c501211c84", kill_on_drop: false }`
[INFO] [stderr]    Compiling arguably v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "0e4c5928d110a23bb0bffdfcfea73922f21b3b919de6f915390f23c501211c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e4c5928d110a23bb0bffdfcfea73922f21b3b919de6f915390f23c501211c84", kill_on_drop: false }`
[INFO] [stdout] 0e4c5928d110a23bb0bffdfcfea73922f21b3b919de6f915390f23c501211c84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be7350e2c203c6caf4d6f424c0a4fe752726d49455096ab16ef9f4fd6afe7185
[INFO] running `Command { std: "docker" "start" "-a" "be7350e2c203c6caf4d6f424c0a4fe752726d49455096ab16ef9f4fd6afe7185", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arguably-56ef0e24ecc16493)
[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/tests.rs (/opt/rustwide/target/debug/deps/tests-cb10ac819805bf90)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test arguments_empty_input ... ok
[INFO] [stdout] test command_missing ... ok
[INFO] [stdout] test flag_multiple_long ... ok
[INFO] [stdout] test flag_empty_input ... ok
[INFO] [stdout] test flag_missing ... ok
[INFO] [stdout] test flag_multiple_mixed ... ok
[INFO] [stdout] test flag_multiple_condensed ... ok
[INFO] [stdout] test flag_present_short ... ok
[INFO] [stdout] test option_present_short ... ok
[INFO] [stdout] test option_empty_input ... ok
[INFO] [stdout] test option_present_long ... ok
[INFO] [stdout] test option_missing ... ok
[INFO] [stdout] test option_multiple_values ... ok
[INFO] [stdout] test arguments_found ... ok
[INFO] [stdout] test flag_multiple_short ... ok
[INFO] [stdout] test command_found ... ok
[INFO] [stderr]    Doc-tests arguably
[INFO] [stdout] test flag_present_long ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - ArgParser::helptext (line 144) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser (line 85) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::command (line 212) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::option (line 172) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::flag (line 192) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::parse (line 287) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::version (line 158) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be7350e2c203c6caf4d6f424c0a4fe752726d49455096ab16ef9f4fd6afe7185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7350e2c203c6caf4d6f424c0a4fe752726d49455096ab16ef9f4fd6afe7185", kill_on_drop: false }`
[INFO] [stdout] be7350e2c203c6caf4d6f424c0a4fe752726d49455096ab16ef9f4fd6afe7185