[INFO] fetching crate polar 0.0.0...
[INFO] testing polar-0.0.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate polar 0.0.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate polar 0.0.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polar 0.0.0
[INFO] finished tweaking crates.io crate polar 0.0.0
[INFO] tweaked toml for crates.io crate polar 0.0.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate polar 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4ac2bb77c6c21b5af310004bc8e00e22b1b1e833032c60fff3f2e530f851503
[INFO] running `Command { std: "docker" "start" "-a" "e4ac2bb77c6c21b5af310004bc8e00e22b1b1e833032c60fff3f2e530f851503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4ac2bb77c6c21b5af310004bc8e00e22b1b1e833032c60fff3f2e530f851503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ac2bb77c6c21b5af310004bc8e00e22b1b1e833032c60fff3f2e530f851503", kill_on_drop: false }`
[INFO] [stdout] e4ac2bb77c6c21b5af310004bc8e00e22b1b1e833032c60fff3f2e530f851503
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 628034aacd6d5bae184004fc55a7e689533cc2a90ace1c713057d05491e3e2c0
[INFO] running `Command { std: "docker" "start" "-a" "628034aacd6d5bae184004fc55a7e689533cc2a90ace1c713057d05491e3e2c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling polar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "628034aacd6d5bae184004fc55a7e689533cc2a90ace1c713057d05491e3e2c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "628034aacd6d5bae184004fc55a7e689533cc2a90ace1c713057d05491e3e2c0", kill_on_drop: false }`
[INFO] [stdout] 628034aacd6d5bae184004fc55a7e689533cc2a90ace1c713057d05491e3e2c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6de1b9ed1f1e16b5f87e911ee711e913087a7ecae63b56d8b8efd3efd59fbda7
[INFO] running `Command { std: "docker" "start" "-a" "6de1b9ed1f1e16b5f87e911ee711e913087a7ecae63b56d8b8efd3efd59fbda7", kill_on_drop: false }`
[INFO] [stderr]    Compiling polar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "6de1b9ed1f1e16b5f87e911ee711e913087a7ecae63b56d8b8efd3efd59fbda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de1b9ed1f1e16b5f87e911ee711e913087a7ecae63b56d8b8efd3efd59fbda7", kill_on_drop: false }`
[INFO] [stdout] 6de1b9ed1f1e16b5f87e911ee711e913087a7ecae63b56d8b8efd3efd59fbda7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a4f1f16f5f06718a2ce036427d2b5c5e204dc597dd718fa1afdfcf2561e307c
[INFO] running `Command { std: "docker" "start" "-a" "0a4f1f16f5f06718a2ce036427d2b5c5e204dc597dd718fa1afdfcf2561e307c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polar-5a0f1e77ae999277)
[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" "0a4f1f16f5f06718a2ce036427d2b5c5e204dc597dd718fa1afdfcf2561e307c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4f1f16f5f06718a2ce036427d2b5c5e204dc597dd718fa1afdfcf2561e307c", kill_on_drop: false }`
[INFO] [stdout] 0a4f1f16f5f06718a2ce036427d2b5c5e204dc597dd718fa1afdfcf2561e307c