[INFO] fetching crate arc-calc 0.1.4...
[INFO] testing arc-calc-0.1.4 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate arc-calc 0.1.4 into /workspace/builds/worker-46/source
[INFO] validating manifest of crates.io crate arc-calc 0.1.4 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc-calc 0.1.4
[INFO] finished tweaking crates.io crate arc-calc 0.1.4
[INFO] tweaked toml for crates.io crate arc-calc 0.1.4 written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate crates.io crate arc-calc 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e49340560be5a5f9c151458a363fe702adc16c12035a0d2cf3f2e0a0322ae99c
[INFO] running `Command { std: "docker" "start" "-a" "e49340560be5a5f9c151458a363fe702adc16c12035a0d2cf3f2e0a0322ae99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e49340560be5a5f9c151458a363fe702adc16c12035a0d2cf3f2e0a0322ae99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e49340560be5a5f9c151458a363fe702adc16c12035a0d2cf3f2e0a0322ae99c", kill_on_drop: false }`
[INFO] [stdout] e49340560be5a5f9c151458a363fe702adc16c12035a0d2cf3f2e0a0322ae99c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00ee47237692af12d80ac28f8c9aa3a24728720ecd7743d42b323d1a88aae44e
[INFO] running `Command { std: "docker" "start" "-a" "00ee47237692af12d80ac28f8c9aa3a24728720ecd7743d42b323d1a88aae44e", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-calc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "00ee47237692af12d80ac28f8c9aa3a24728720ecd7743d42b323d1a88aae44e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ee47237692af12d80ac28f8c9aa3a24728720ecd7743d42b323d1a88aae44e", kill_on_drop: false }`
[INFO] [stdout] 00ee47237692af12d80ac28f8c9aa3a24728720ecd7743d42b323d1a88aae44e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a875e02f1fe2cb15afb5549cc2c2e8a340cdb2c53a62161c23067bd70ac86bfe
[INFO] running `Command { std: "docker" "start" "-a" "a875e02f1fe2cb15afb5549cc2c2e8a340cdb2c53a62161c23067bd70ac86bfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-calc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "a875e02f1fe2cb15afb5549cc2c2e8a340cdb2c53a62161c23067bd70ac86bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a875e02f1fe2cb15afb5549cc2c2e8a340cdb2c53a62161c23067bd70ac86bfe", kill_on_drop: false }`
[INFO] [stdout] a875e02f1fe2cb15afb5549cc2c2e8a340cdb2c53a62161c23067bd70ac86bfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e0ee02966e41305aa9cd2c78e97e92bc31f592b11051d6f221a3a7502e67adf
[INFO] running `Command { std: "docker" "start" "-a" "8e0ee02966e41305aa9cd2c78e97e92bc31f592b11051d6f221a3a7502e67adf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arc_calc-86c331ce3871d602)
[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" "8e0ee02966e41305aa9cd2c78e97e92bc31f592b11051d6f221a3a7502e67adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0ee02966e41305aa9cd2c78e97e92bc31f592b11051d6f221a3a7502e67adf", kill_on_drop: false }`
[INFO] [stdout] 8e0ee02966e41305aa9cd2c78e97e92bc31f592b11051d6f221a3a7502e67adf