[INFO] cloning repository https://github.com/signaes/are_squares
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/signaes/are_squares" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsignaes%2Fare_squares", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsignaes%2Fare_squares'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b476c72ff88e3575a77a255c69ebf62a9fd5c3c4
[INFO] testing signaes/are_squares against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsignaes%2Fare_squares" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/signaes/are_squares on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/signaes/are_squares
[INFO] finished tweaking git repo https://github.com/signaes/are_squares
[INFO] tweaked toml for git repo https://github.com/signaes/are_squares written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/signaes/are_squares already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5997ef9d4c2dd1fc4b78622f1bab1320c6ed11a88ec6a51819db4483d078ecc4
[INFO] running `Command { std: "docker" "start" "-a" "5997ef9d4c2dd1fc4b78622f1bab1320c6ed11a88ec6a51819db4483d078ecc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5997ef9d4c2dd1fc4b78622f1bab1320c6ed11a88ec6a51819db4483d078ecc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5997ef9d4c2dd1fc4b78622f1bab1320c6ed11a88ec6a51819db4483d078ecc4", kill_on_drop: false }`
[INFO] [stdout] 5997ef9d4c2dd1fc4b78622f1bab1320c6ed11a88ec6a51819db4483d078ecc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb24a9de2a257fc25bbf8357c73edcd284dc7121c5763cbcbbbfdb682928620b
[INFO] running `Command { std: "docker" "start" "-a" "eb24a9de2a257fc25bbf8357c73edcd284dc7121c5763cbcbbbfdb682928620b", kill_on_drop: false }`
[INFO] [stderr]    Compiling are_squares v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "eb24a9de2a257fc25bbf8357c73edcd284dc7121c5763cbcbbbfdb682928620b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb24a9de2a257fc25bbf8357c73edcd284dc7121c5763cbcbbbfdb682928620b", kill_on_drop: false }`
[INFO] [stdout] eb24a9de2a257fc25bbf8357c73edcd284dc7121c5763cbcbbbfdb682928620b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d60e7458245c9f2e75c0cd0fe106d3f2b348d64741d5180925fe02579ee7312
[INFO] running `Command { std: "docker" "start" "-a" "7d60e7458245c9f2e75c0cd0fe106d3f2b348d64741d5180925fe02579ee7312", kill_on_drop: false }`
[INFO] [stderr]    Compiling are_squares v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "7d60e7458245c9f2e75c0cd0fe106d3f2b348d64741d5180925fe02579ee7312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d60e7458245c9f2e75c0cd0fe106d3f2b348d64741d5180925fe02579ee7312", kill_on_drop: false }`
[INFO] [stdout] 7d60e7458245c9f2e75c0cd0fe106d3f2b348d64741d5180925fe02579ee7312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61b102cb4e0f2a702dbc41692ebf682261759120b0ac37c9978f9c6743f9b8e5
[INFO] running `Command { std: "docker" "start" "-a" "61b102cb4e0f2a702dbc41692ebf682261759120b0ac37c9978f9c6743f9b8e5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/are_squares-91b62eaebabe7b7d)
[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" "61b102cb4e0f2a702dbc41692ebf682261759120b0ac37c9978f9c6743f9b8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61b102cb4e0f2a702dbc41692ebf682261759120b0ac37c9978f9c6743f9b8e5", kill_on_drop: false }`
[INFO] [stdout] 61b102cb4e0f2a702dbc41692ebf682261759120b0ac37c9978f9c6743f9b8e5