[INFO] fetching crate union-error 0.1.1...
[INFO] testing union-error-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate union-error 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate union-error 0.1.1
[INFO] finished tweaking crates.io crate union-error 0.1.1
[INFO] tweaked toml for crates.io crate union-error 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate union-error 0.1.1 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 union-error 0.1.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded union-error-derive v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 06dce29816cc524a568d684fe05b03ba3bf7632eb152adb432a9c61c4aebdf77
[INFO] running `Command { std: "docker" "start" "-a" "06dce29816cc524a568d684fe05b03ba3bf7632eb152adb432a9c61c4aebdf77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06dce29816cc524a568d684fe05b03ba3bf7632eb152adb432a9c61c4aebdf77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06dce29816cc524a568d684fe05b03ba3bf7632eb152adb432a9c61c4aebdf77", kill_on_drop: false }`
[INFO] [stdout] 06dce29816cc524a568d684fe05b03ba3bf7632eb152adb432a9c61c4aebdf77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 97c455f94dfacf97b48b2858b4298e98c39b68b33bc9a75044ef0850ba21f270
[INFO] running `Command { std: "docker" "start" "-a" "97c455f94dfacf97b48b2858b4298e98c39b68b33bc9a75044ef0850ba21f270", kill_on_drop: false }`
[INFO] [stderr]    Compiling union-error-derive v0.1.1
[INFO] [stderr]    Compiling union-error v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "97c455f94dfacf97b48b2858b4298e98c39b68b33bc9a75044ef0850ba21f270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c455f94dfacf97b48b2858b4298e98c39b68b33bc9a75044ef0850ba21f270", kill_on_drop: false }`
[INFO] [stdout] 97c455f94dfacf97b48b2858b4298e98c39b68b33bc9a75044ef0850ba21f270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 78bcccd7a9fffd8e16790b7e16f8b70d42794047764e5257aeb1876a3a63845e
[INFO] running `Command { std: "docker" "start" "-a" "78bcccd7a9fffd8e16790b7e16f8b70d42794047764e5257aeb1876a3a63845e", kill_on_drop: false }`
[INFO] [stderr]    Compiling union-error v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "78bcccd7a9fffd8e16790b7e16f8b70d42794047764e5257aeb1876a3a63845e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78bcccd7a9fffd8e16790b7e16f8b70d42794047764e5257aeb1876a3a63845e", kill_on_drop: false }`
[INFO] [stdout] 78bcccd7a9fffd8e16790b7e16f8b70d42794047764e5257aeb1876a3a63845e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d9e03e687d29f2d25184b52e4e3fb9184c7b26fd1d06c4c5b6dd285ca8a5f2bd
[INFO] running `Command { std: "docker" "start" "-a" "d9e03e687d29f2d25184b52e4e3fb9184c7b26fd1d06c4c5b6dd285ca8a5f2bd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/union_error-ac9efb22a4472d96)
[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]    Doc-tests union_error
[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" "d9e03e687d29f2d25184b52e4e3fb9184c7b26fd1d06c4c5b6dd285ca8a5f2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e03e687d29f2d25184b52e4e3fb9184c7b26fd1d06c4c5b6dd285ca8a5f2bd", kill_on_drop: false }`
[INFO] [stdout] d9e03e687d29f2d25184b52e4e3fb9184c7b26fd1d06c4c5b6dd285ca8a5f2bd