[INFO] cloning repository https://github.com/hoangph271/rust_by_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hoangph271/rust_by_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoangph271%2Frust_by_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoangph271%2Frust_by_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 358aa714d888e91fbda1bcec32c4232eccb108b4
[INFO] testing hoangph271/rust_by_example against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoangph271%2Frust_by_example" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hoangph271/rust_by_example on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hoangph271/rust_by_example
[INFO] finished tweaking git repo https://github.com/hoangph271/rust_by_example
[INFO] tweaked toml for git repo https://github.com/hoangph271/rust_by_example written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/hoangph271/rust_by_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 264db1fb49fdb2dd34e1b53948ed30353b4b134080d2732b8b3c06e8bedfc4ad
[INFO] running `Command { std: "docker" "start" "-a" "264db1fb49fdb2dd34e1b53948ed30353b4b134080d2732b8b3c06e8bedfc4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "264db1fb49fdb2dd34e1b53948ed30353b4b134080d2732b8b3c06e8bedfc4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264db1fb49fdb2dd34e1b53948ed30353b4b134080d2732b8b3c06e8bedfc4ad", kill_on_drop: false }`
[INFO] [stdout] 264db1fb49fdb2dd34e1b53948ed30353b4b134080d2732b8b3c06e8bedfc4ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e4c6a62fb116c004891d15fcf8e8e295ea806378991b8862ef670eccdeef488
[INFO] running `Command { std: "docker" "start" "-a" "9e4c6a62fb116c004891d15fcf8e8e295ea806378991b8862ef670eccdeef488", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_by_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "9e4c6a62fb116c004891d15fcf8e8e295ea806378991b8862ef670eccdeef488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4c6a62fb116c004891d15fcf8e8e295ea806378991b8862ef670eccdeef488", kill_on_drop: false }`
[INFO] [stdout] 9e4c6a62fb116c004891d15fcf8e8e295ea806378991b8862ef670eccdeef488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0f755d39c089731298a7713c3764346d004a0c9e84d1e3171834d8f5f8d50c5
[INFO] running `Command { std: "docker" "start" "-a" "a0f755d39c089731298a7713c3764346d004a0c9e84d1e3171834d8f5f8d50c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_by_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "a0f755d39c089731298a7713c3764346d004a0c9e84d1e3171834d8f5f8d50c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f755d39c089731298a7713c3764346d004a0c9e84d1e3171834d8f5f8d50c5", kill_on_drop: false }`
[INFO] [stdout] a0f755d39c089731298a7713c3764346d004a0c9e84d1e3171834d8f5f8d50c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76b6bba670f2f471f1c8f4d485fb0eb4d37ed5921e3f5061aee17445624b8243
[INFO] running `Command { std: "docker" "start" "-a" "76b6bba670f2f471f1c8f4d485fb0eb4d37ed5921e3f5061aee17445624b8243", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_by_example-ce7dbc3ed872e8a2)
[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" "76b6bba670f2f471f1c8f4d485fb0eb4d37ed5921e3f5061aee17445624b8243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b6bba670f2f471f1c8f4d485fb0eb4d37ed5921e3f5061aee17445624b8243", kill_on_drop: false }`
[INFO] [stdout] 76b6bba670f2f471f1c8f4d485fb0eb4d37ed5921e3f5061aee17445624b8243