[INFO] fetching crate polyrc 0.1.0...
[INFO] testing polyrc-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate polyrc 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate polyrc 0.1.0
[INFO] finished tweaking crates.io crate polyrc 0.1.0
[INFO] tweaked toml for crates.io crate polyrc 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polyrc 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polyrc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bf7298e6eb694f144f1ecccca5161624e0ca3a43a0b65b15eb8a76fa2d1dba5
[INFO] running `Command { std: "docker" "start" "-a" "7bf7298e6eb694f144f1ecccca5161624e0ca3a43a0b65b15eb8a76fa2d1dba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bf7298e6eb694f144f1ecccca5161624e0ca3a43a0b65b15eb8a76fa2d1dba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf7298e6eb694f144f1ecccca5161624e0ca3a43a0b65b15eb8a76fa2d1dba5", kill_on_drop: false }`
[INFO] [stdout] 7bf7298e6eb694f144f1ecccca5161624e0ca3a43a0b65b15eb8a76fa2d1dba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed665bfa7cf6394354307e89fde8788d3e348a82d4fa82cb97286b46a8a480cc
[INFO] running `Command { std: "docker" "start" "-a" "ed665bfa7cf6394354307e89fde8788d3e348a82d4fa82cb97286b46a8a480cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyrc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "ed665bfa7cf6394354307e89fde8788d3e348a82d4fa82cb97286b46a8a480cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed665bfa7cf6394354307e89fde8788d3e348a82d4fa82cb97286b46a8a480cc", kill_on_drop: false }`
[INFO] [stdout] ed665bfa7cf6394354307e89fde8788d3e348a82d4fa82cb97286b46a8a480cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 872cc5d5929b8dfcaa619b4a2a020b298171cafb01d4a53b75952c58d861d41c
[INFO] running `Command { std: "docker" "start" "-a" "872cc5d5929b8dfcaa619b4a2a020b298171cafb01d4a53b75952c58d861d41c", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyrc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "872cc5d5929b8dfcaa619b4a2a020b298171cafb01d4a53b75952c58d861d41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "872cc5d5929b8dfcaa619b4a2a020b298171cafb01d4a53b75952c58d861d41c", kill_on_drop: false }`
[INFO] [stdout] 872cc5d5929b8dfcaa619b4a2a020b298171cafb01d4a53b75952c58d861d41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7b5636096116356287ab92244a350717fdb68f5f8d587c219fc81d2f0c7880e
[INFO] running `Command { std: "docker" "start" "-a" "b7b5636096116356287ab92244a350717fdb68f5f8d587c219fc81d2f0c7880e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/polyrc-5f38a10530cef9b1)
[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" "b7b5636096116356287ab92244a350717fdb68f5f8d587c219fc81d2f0c7880e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b5636096116356287ab92244a350717fdb68f5f8d587c219fc81d2f0c7880e", kill_on_drop: false }`
[INFO] [stdout] b7b5636096116356287ab92244a350717fdb68f5f8d587c219fc81d2f0c7880e