[INFO] cloning repository https://github.com/AbhinavRobinson/rust-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbhinavRobinson/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinavRobinson%2Frust-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinavRobinson%2Frust-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2b9199a613e72ff4c0ae49c7772a57b6baa5c56
[INFO] testing AbhinavRobinson/rust-learn against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinavRobinson%2Frust-learn" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AbhinavRobinson/rust-learn on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AbhinavRobinson/rust-learn
[INFO] finished tweaking git repo https://github.com/AbhinavRobinson/rust-learn
[INFO] tweaked toml for git repo https://github.com/AbhinavRobinson/rust-learn written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AbhinavRobinson/rust-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f60e46683387c59b9ecc779f23868def5754a56ce9e542e9ff8e8dc928bd728
[INFO] running `Command { std: "docker" "start" "-a" "2f60e46683387c59b9ecc779f23868def5754a56ce9e542e9ff8e8dc928bd728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f60e46683387c59b9ecc779f23868def5754a56ce9e542e9ff8e8dc928bd728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f60e46683387c59b9ecc779f23868def5754a56ce9e542e9ff8e8dc928bd728", kill_on_drop: false }`
[INFO] [stdout] 2f60e46683387c59b9ecc779f23868def5754a56ce9e542e9ff8e8dc928bd728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e0625dd4d3cf1ebc6f0adc39210d64ea1be992e4a3cbffb16e6604c5bdd9f66
[INFO] running `Command { std: "docker" "start" "-a" "6e0625dd4d3cf1ebc6f0adc39210d64ea1be992e4a3cbffb16e6604c5bdd9f66", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "6e0625dd4d3cf1ebc6f0adc39210d64ea1be992e4a3cbffb16e6604c5bdd9f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0625dd4d3cf1ebc6f0adc39210d64ea1be992e4a3cbffb16e6604c5bdd9f66", kill_on_drop: false }`
[INFO] [stdout] 6e0625dd4d3cf1ebc6f0adc39210d64ea1be992e4a3cbffb16e6604c5bdd9f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a78247e8d637323c81e330469fa4757ed79b09f06d03e915008bb61aeb0ca06
[INFO] running `Command { std: "docker" "start" "-a" "8a78247e8d637323c81e330469fa4757ed79b09f06d03e915008bb61aeb0ca06", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "8a78247e8d637323c81e330469fa4757ed79b09f06d03e915008bb61aeb0ca06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a78247e8d637323c81e330469fa4757ed79b09f06d03e915008bb61aeb0ca06", kill_on_drop: false }`
[INFO] [stdout] 8a78247e8d637323c81e330469fa4757ed79b09f06d03e915008bb61aeb0ca06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 561b05dac32d887a44e9beb1579ed9629551f071f42772b85646fe482908665a
[INFO] running `Command { std: "docker" "start" "-a" "561b05dac32d887a44e9beb1579ed9629551f071f42772b85646fe482908665a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_learn-b3a54d0e6922bffd)
[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" "561b05dac32d887a44e9beb1579ed9629551f071f42772b85646fe482908665a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "561b05dac32d887a44e9beb1579ed9629551f071f42772b85646fe482908665a", kill_on_drop: false }`
[INFO] [stdout] 561b05dac32d887a44e9beb1579ed9629551f071f42772b85646fe482908665a