[INFO] fetching crate shellow 0.1.0-alpha.0...
[INFO] testing shellow-0.1.0-alpha.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate shellow 0.1.0-alpha.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate shellow 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate shellow 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate shellow 0.1.0-alpha.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shellow 0.1.0-alpha.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 shellow 0.1.0-alpha.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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f23f0d0b07cce2cd7f2b0679f88026cdc283772a398ffcb3f0ed2aad4fb15399
[INFO] running `Command { std: "docker" "start" "-a" "f23f0d0b07cce2cd7f2b0679f88026cdc283772a398ffcb3f0ed2aad4fb15399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f23f0d0b07cce2cd7f2b0679f88026cdc283772a398ffcb3f0ed2aad4fb15399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f23f0d0b07cce2cd7f2b0679f88026cdc283772a398ffcb3f0ed2aad4fb15399", kill_on_drop: false }`
[INFO] [stdout] f23f0d0b07cce2cd7f2b0679f88026cdc283772a398ffcb3f0ed2aad4fb15399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 834adc1d95b6170de836906b633d9024c640761be486a1952cba08527e5f5b66
[INFO] running `Command { std: "docker" "start" "-a" "834adc1d95b6170de836906b633d9024c640761be486a1952cba08527e5f5b66", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellow v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "834adc1d95b6170de836906b633d9024c640761be486a1952cba08527e5f5b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834adc1d95b6170de836906b633d9024c640761be486a1952cba08527e5f5b66", kill_on_drop: false }`
[INFO] [stdout] 834adc1d95b6170de836906b633d9024c640761be486a1952cba08527e5f5b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5a541f5f14ebdbebc18aae9263ae00515bfc668993abbb0fe815d03dff008577
[INFO] running `Command { std: "docker" "start" "-a" "5a541f5f14ebdbebc18aae9263ae00515bfc668993abbb0fe815d03dff008577", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellow v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "5a541f5f14ebdbebc18aae9263ae00515bfc668993abbb0fe815d03dff008577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a541f5f14ebdbebc18aae9263ae00515bfc668993abbb0fe815d03dff008577", kill_on_drop: false }`
[INFO] [stdout] 5a541f5f14ebdbebc18aae9263ae00515bfc668993abbb0fe815d03dff008577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 02ab3c784d32c124dd936d373bba804fe68c4bb3a3ea751a41d31cdf55f6161c
[INFO] running `Command { std: "docker" "start" "-a" "02ab3c784d32c124dd936d373bba804fe68c4bb3a3ea751a41d31cdf55f6161c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/shellow-bc124dc0bb08feb3)
[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" "02ab3c784d32c124dd936d373bba804fe68c4bb3a3ea751a41d31cdf55f6161c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ab3c784d32c124dd936d373bba804fe68c4bb3a3ea751a41d31cdf55f6161c", kill_on_drop: false }`
[INFO] [stdout] 02ab3c784d32c124dd936d373bba804fe68c4bb3a3ea751a41d31cdf55f6161c