[INFO] cloning repository https://github.com/JobinLeung/rust-learn-1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JobinLeung/rust-learn-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJobinLeung%2Frust-learn-1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJobinLeung%2Frust-learn-1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d257ab36da40aca58223b0a294b4bfff142b2b70
[INFO] testing JobinLeung/rust-learn-1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJobinLeung%2Frust-learn-1" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JobinLeung/rust-learn-1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JobinLeung/rust-learn-1
[INFO] finished tweaking git repo https://github.com/JobinLeung/rust-learn-1
[INFO] tweaked toml for git repo https://github.com/JobinLeung/rust-learn-1 written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate git repo https://github.com/JobinLeung/rust-learn-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dbddaf784dfe717f31c710b9a5a8a330bf55df9dcad08fdfb835f0632282442
[INFO] running `Command { std: "docker" "start" "-a" "0dbddaf784dfe717f31c710b9a5a8a330bf55df9dcad08fdfb835f0632282442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dbddaf784dfe717f31c710b9a5a8a330bf55df9dcad08fdfb835f0632282442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dbddaf784dfe717f31c710b9a5a8a330bf55df9dcad08fdfb835f0632282442", kill_on_drop: false }`
[INFO] [stdout] 0dbddaf784dfe717f31c710b9a5a8a330bf55df9dcad08fdfb835f0632282442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc6453dd8b9d6f07ff4383f21eddf6732f7fd236f74cdeef79947a8dc01aedd2
[INFO] running `Command { std: "docker" "start" "-a" "fc6453dd8b9d6f07ff4383f21eddf6732f7fd236f74cdeef79947a8dc01aedd2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-learn-1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.13s
[INFO] running `Command { std: "docker" "inspect" "fc6453dd8b9d6f07ff4383f21eddf6732f7fd236f74cdeef79947a8dc01aedd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6453dd8b9d6f07ff4383f21eddf6732f7fd236f74cdeef79947a8dc01aedd2", kill_on_drop: false }`
[INFO] [stdout] fc6453dd8b9d6f07ff4383f21eddf6732f7fd236f74cdeef79947a8dc01aedd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a8739a1cde7248fe52045fc90892d4aa025ed7dc9a779bad67b07a0e36692a4
[INFO] running `Command { std: "docker" "start" "-a" "8a8739a1cde7248fe52045fc90892d4aa025ed7dc9a779bad67b07a0e36692a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-learn-1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "8a8739a1cde7248fe52045fc90892d4aa025ed7dc9a779bad67b07a0e36692a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8739a1cde7248fe52045fc90892d4aa025ed7dc9a779bad67b07a0e36692a4", kill_on_drop: false }`
[INFO] [stdout] 8a8739a1cde7248fe52045fc90892d4aa025ed7dc9a779bad67b07a0e36692a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d069c343a906977d759edf3d055f47840cc8d17e79d40e19208080a6a82f726
[INFO] running `Command { std: "docker" "start" "-a" "9d069c343a906977d759edf3d055f47840cc8d17e79d40e19208080a6a82f726", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_learn_1-48b054acdf3b16e5)
[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" "9d069c343a906977d759edf3d055f47840cc8d17e79d40e19208080a6a82f726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d069c343a906977d759edf3d055f47840cc8d17e79d40e19208080a6a82f726", kill_on_drop: false }`
[INFO] [stdout] 9d069c343a906977d759edf3d055f47840cc8d17e79d40e19208080a6a82f726