[INFO] fetching crate arguably 0.8.0...
[INFO] testing arguably-0.8.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate arguably 0.8.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate arguably 0.8.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arguably 0.8.0
[INFO] finished tweaking crates.io crate arguably 0.8.0
[INFO] tweaked toml for crates.io crate arguably 0.8.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate arguably 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 986d84b5e4a6796503924b198477c2f632fc2d7111130532e2e59447169c773f
[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" "986d84b5e4a6796503924b198477c2f632fc2d7111130532e2e59447169c773f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "986d84b5e4a6796503924b198477c2f632fc2d7111130532e2e59447169c773f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986d84b5e4a6796503924b198477c2f632fc2d7111130532e2e59447169c773f", kill_on_drop: false }`
[INFO] [stdout] 986d84b5e4a6796503924b198477c2f632fc2d7111130532e2e59447169c773f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bcb245c5323cccbebd0d7073cda01066164f7a5a31abb0f4eb8441b57a4baac
[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" "3bcb245c5323cccbebd0d7073cda01066164f7a5a31abb0f4eb8441b57a4baac", kill_on_drop: false }`
[INFO] [stderr]    Compiling arguably v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "3bcb245c5323cccbebd0d7073cda01066164f7a5a31abb0f4eb8441b57a4baac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bcb245c5323cccbebd0d7073cda01066164f7a5a31abb0f4eb8441b57a4baac", kill_on_drop: false }`
[INFO] [stdout] 3bcb245c5323cccbebd0d7073cda01066164f7a5a31abb0f4eb8441b57a4baac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ac6353845e5d4c9f25a383c7fc350b9746dd16f4c5b51881c9cf3dfaaa869fc
[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" "9ac6353845e5d4c9f25a383c7fc350b9746dd16f4c5b51881c9cf3dfaaa869fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling arguably v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "9ac6353845e5d4c9f25a383c7fc350b9746dd16f4c5b51881c9cf3dfaaa869fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac6353845e5d4c9f25a383c7fc350b9746dd16f4c5b51881c9cf3dfaaa869fc", kill_on_drop: false }`
[INFO] [stdout] 9ac6353845e5d4c9f25a383c7fc350b9746dd16f4c5b51881c9cf3dfaaa869fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] ed8ee34b28b3cda333bae83d463e878b3b7256b037046770b3af71b65a502d42
[INFO] running `Command { std: "docker" "start" "-a" "ed8ee34b28b3cda333bae83d463e878b3b7256b037046770b3af71b65a502d42", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arguably-42756d734a08d00f
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-4a8cc69a1e4ab2dd
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test arguments_empty_input ... ok
[INFO] [stdout] test arguments_found ... ok
[INFO] [stdout] test flag_empty_input ... ok
[INFO] [stdout] test command_missing ... ok
[INFO] [stdout] test command_found ... ok
[INFO] [stdout] test flag_multiple_condensed ... ok
[INFO] [stdout] test flag_missing ... ok
[INFO] [stdout] test flag_multiple_mixed ... ok
[INFO] [stdout] test flag_multiple_short ... ok
[INFO] [stdout] test flag_multiple_long ... ok
[INFO] [stdout] test flag_present_long ... ok
[INFO] [stdout] test option_empty_input ... ok
[INFO] [stdout] test flag_present_short ... ok
[INFO] [stdout] test flag_value ... ok
[INFO] [stdout] test option_multiple_values ... ok
[INFO] [stdout] test option_missing ... ok
[INFO] [stdout] test option_present_long ... ok
[INFO] [stdout] test option_present_short ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arguably
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - ArgParser::version (line 161) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::flag (line 193) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser (line 88) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::helptext (line 147) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::option (line 174) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::parse (line 286) ... ok
[INFO] [stdout] test src/lib.rs - ArgParser::command (line 213) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed8ee34b28b3cda333bae83d463e878b3b7256b037046770b3af71b65a502d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8ee34b28b3cda333bae83d463e878b3b7256b037046770b3af71b65a502d42", kill_on_drop: false }`
[INFO] [stdout] ed8ee34b28b3cda333bae83d463e878b3b7256b037046770b3af71b65a502d42