[INFO] cloning repository https://github.com/impulse/rust_learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/impulse/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimpulse%2Frust_learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimpulse%2Frust_learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bdf0f470569974d0cea88a122e9442e7ea9b76c
[INFO] testing impulse/rust_learning against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimpulse%2Frust_learning" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/impulse/rust_learning 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/impulse/rust_learning
[INFO] finished tweaking git repo https://github.com/impulse/rust_learning
[INFO] tweaked toml for git repo https://github.com/impulse/rust_learning written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/impulse/rust_learning 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 3d687843fe1704261ed1dcbce2d62635acd8b66d04e6bb3e51fb05dfef509880
[INFO] running `Command { std: "docker" "start" "-a" "3d687843fe1704261ed1dcbce2d62635acd8b66d04e6bb3e51fb05dfef509880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d687843fe1704261ed1dcbce2d62635acd8b66d04e6bb3e51fb05dfef509880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d687843fe1704261ed1dcbce2d62635acd8b66d04e6bb3e51fb05dfef509880", kill_on_drop: false }`
[INFO] [stdout] 3d687843fe1704261ed1dcbce2d62635acd8b66d04e6bb3e51fb05dfef509880
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] fddcaa158ac32bf5b62f051cb65610adc20712a1874dd7e1a85de0e53832afb7
[INFO] running `Command { std: "docker" "start" "-a" "fddcaa158ac32bf5b62f051cb65610adc20712a1874dd7e1a85de0e53832afb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.3
[INFO] [stderr]    Compiling rust_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.71s
[INFO] running `Command { std: "docker" "inspect" "fddcaa158ac32bf5b62f051cb65610adc20712a1874dd7e1a85de0e53832afb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddcaa158ac32bf5b62f051cb65610adc20712a1874dd7e1a85de0e53832afb7", kill_on_drop: false }`
[INFO] [stdout] fddcaa158ac32bf5b62f051cb65610adc20712a1874dd7e1a85de0e53832afb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 61d1d0d749905b6b59168ecdbecdc3d31360949a5f2b251700915b2d2a2c850f
[INFO] running `Command { std: "docker" "start" "-a" "61d1d0d749905b6b59168ecdbecdc3d31360949a5f2b251700915b2d2a2c850f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.43s
[INFO] running `Command { std: "docker" "inspect" "61d1d0d749905b6b59168ecdbecdc3d31360949a5f2b251700915b2d2a2c850f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d1d0d749905b6b59168ecdbecdc3d31360949a5f2b251700915b2d2a2c850f", kill_on_drop: false }`
[INFO] [stdout] 61d1d0d749905b6b59168ecdbecdc3d31360949a5f2b251700915b2d2a2c850f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] bfec4686bf3f939a69eca0dce710dc56cdaff76436678cd1024f1f0947af23fa
[INFO] running `Command { std: "docker" "start" "-a" "bfec4686bf3f939a69eca0dce710dc56cdaff76436678cd1024f1f0947af23fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_learning-a5d45d45f822f355)
[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" "bfec4686bf3f939a69eca0dce710dc56cdaff76436678cd1024f1f0947af23fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfec4686bf3f939a69eca0dce710dc56cdaff76436678cd1024f1f0947af23fa", kill_on_drop: false }`
[INFO] [stdout] bfec4686bf3f939a69eca0dce710dc56cdaff76436678cd1024f1f0947af23fa