[INFO] fetching crate rust-labs 0.1.1...
[INFO] testing rust-labs-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rust-labs 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rust-labs 0.1.1
[INFO] finished tweaking crates.io crate rust-labs 0.1.1
[INFO] tweaked toml for crates.io crate rust-labs 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-labs 0.1.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-labs 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d2ab0197b7a3d301b0b0bd08ba3f72881bf3f8ffc9abec1f415d989902078be
[INFO] running `Command { std: "docker" "start" "-a" "6d2ab0197b7a3d301b0b0bd08ba3f72881bf3f8ffc9abec1f415d989902078be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d2ab0197b7a3d301b0b0bd08ba3f72881bf3f8ffc9abec1f415d989902078be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2ab0197b7a3d301b0b0bd08ba3f72881bf3f8ffc9abec1f415d989902078be", kill_on_drop: false }`
[INFO] [stdout] 6d2ab0197b7a3d301b0b0bd08ba3f72881bf3f8ffc9abec1f415d989902078be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27cf42b917613fc271a21e993a5e5039c51ec5b4729040cbe918458c660bf18a
[INFO] running `Command { std: "docker" "start" "-a" "27cf42b917613fc271a21e993a5e5039c51ec5b4729040cbe918458c660bf18a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-labs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "27cf42b917613fc271a21e993a5e5039c51ec5b4729040cbe918458c660bf18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27cf42b917613fc271a21e993a5e5039c51ec5b4729040cbe918458c660bf18a", kill_on_drop: false }`
[INFO] [stdout] 27cf42b917613fc271a21e993a5e5039c51ec5b4729040cbe918458c660bf18a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b0f6bc881b6539b409fa64223366d1a5ff20a57da96a05e99c512bc2aaaf855
[INFO] running `Command { std: "docker" "start" "-a" "6b0f6bc881b6539b409fa64223366d1a5ff20a57da96a05e99c512bc2aaaf855", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-labs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "6b0f6bc881b6539b409fa64223366d1a5ff20a57da96a05e99c512bc2aaaf855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0f6bc881b6539b409fa64223366d1a5ff20a57da96a05e99c512bc2aaaf855", kill_on_drop: false }`
[INFO] [stdout] 6b0f6bc881b6539b409fa64223366d1a5ff20a57da96a05e99c512bc2aaaf855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e463ccc98b4adc47185fcc1be811b78b8f2dd798ffed8b7b3e7ef65ba9d12fd8
[INFO] running `Command { std: "docker" "start" "-a" "e463ccc98b4adc47185fcc1be811b78b8f2dd798ffed8b7b3e7ef65ba9d12fd8", 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/rust_labs-7f6fe3e0c3bf9855)
[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" "e463ccc98b4adc47185fcc1be811b78b8f2dd798ffed8b7b3e7ef65ba9d12fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e463ccc98b4adc47185fcc1be811b78b8f2dd798ffed8b7b3e7ef65ba9d12fd8", kill_on_drop: false }`
[INFO] [stdout] e463ccc98b4adc47185fcc1be811b78b8f2dd798ffed8b7b3e7ef65ba9d12fd8