[INFO] fetching crate taskloop 0.1.0...
[INFO] testing taskloop-0.1.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate taskloop 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate taskloop 0.1.0
[INFO] finished tweaking crates.io crate taskloop 0.1.0
[INFO] tweaked toml for crates.io crate taskloop 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate taskloop 0.1.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate taskloop 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c5fff49ac3f8754ebec68f70e3ca7d173e88c317ed9af9121bb9f9a62ba1ff8
[INFO] running `Command { std: "docker" "start" "-a" "5c5fff49ac3f8754ebec68f70e3ca7d173e88c317ed9af9121bb9f9a62ba1ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c5fff49ac3f8754ebec68f70e3ca7d173e88c317ed9af9121bb9f9a62ba1ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c5fff49ac3f8754ebec68f70e3ca7d173e88c317ed9af9121bb9f9a62ba1ff8", kill_on_drop: false }`
[INFO] [stdout] 5c5fff49ac3f8754ebec68f70e3ca7d173e88c317ed9af9121bb9f9a62ba1ff8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 839e5013607afb0f165c322e15bb9b41742714cbec60ad0ef8554983561e8da3
[INFO] running `Command { std: "docker" "start" "-a" "839e5013607afb0f165c322e15bb9b41742714cbec60ad0ef8554983561e8da3", kill_on_drop: false }`
[INFO] [stderr]    Compiling taskloop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "839e5013607afb0f165c322e15bb9b41742714cbec60ad0ef8554983561e8da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839e5013607afb0f165c322e15bb9b41742714cbec60ad0ef8554983561e8da3", kill_on_drop: false }`
[INFO] [stdout] 839e5013607afb0f165c322e15bb9b41742714cbec60ad0ef8554983561e8da3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79c5c19175773b111b2471fb7e1dd5fb4de8b135487d7027a07e59a22cc098b8
[INFO] running `Command { std: "docker" "start" "-a" "79c5c19175773b111b2471fb7e1dd5fb4de8b135487d7027a07e59a22cc098b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling taskloop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "79c5c19175773b111b2471fb7e1dd5fb4de8b135487d7027a07e59a22cc098b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c5c19175773b111b2471fb7e1dd5fb4de8b135487d7027a07e59a22cc098b8", kill_on_drop: false }`
[INFO] [stdout] 79c5c19175773b111b2471fb7e1dd5fb4de8b135487d7027a07e59a22cc098b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c37f82887a1490d761d62ea1468870c54e321a67d7b3d7e16deae5b057fafde
[INFO] running `Command { std: "docker" "start" "-a" "0c37f82887a1490d761d62ea1468870c54e321a67d7b3d7e16deae5b057fafde", 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/taskloop-68add0a5d7bf4d48)
[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" "0c37f82887a1490d761d62ea1468870c54e321a67d7b3d7e16deae5b057fafde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c37f82887a1490d761d62ea1468870c54e321a67d7b3d7e16deae5b057fafde", kill_on_drop: false }`
[INFO] [stdout] 0c37f82887a1490d761d62ea1468870c54e321a67d7b3d7e16deae5b057fafde
