[INFO] cloning repository https://github.com/ngmmartins/hands-on-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ngmmartins/hands-on-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmmartins%2Fhands-on-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmmartins%2Fhands-on-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7f4d944a3439af9b582ab1f7f1efd8c218cfefb
[INFO] testing ngmmartins/hands-on-rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmmartins%2Fhands-on-rust" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ngmmartins/hands-on-rust on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ngmmartins/hands-on-rust
[INFO] finished tweaking git repo https://github.com/ngmmartins/hands-on-rust
[INFO] tweaked toml for git repo https://github.com/ngmmartins/hands-on-rust written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/ngmmartins/hands-on-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf5b7142eed4863c47d4948c108955b5dbdf0f37a7c137137a00d1f8163d3402
[INFO] running `Command { std: "docker" "start" "-a" "cf5b7142eed4863c47d4948c108955b5dbdf0f37a7c137137a00d1f8163d3402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf5b7142eed4863c47d4948c108955b5dbdf0f37a7c137137a00d1f8163d3402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5b7142eed4863c47d4948c108955b5dbdf0f37a7c137137a00d1f8163d3402", kill_on_drop: false }`
[INFO] [stdout] cf5b7142eed4863c47d4948c108955b5dbdf0f37a7c137137a00d1f8163d3402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbc57e39b15d2a0341273399ff2accbde5eb9885100341b21c268ce876cc5582
[INFO] running `Command { std: "docker" "start" "-a" "dbc57e39b15d2a0341273399ff2accbde5eb9885100341b21c268ce876cc5582", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hands-on-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.00s
[INFO] running `Command { std: "docker" "inspect" "dbc57e39b15d2a0341273399ff2accbde5eb9885100341b21c268ce876cc5582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc57e39b15d2a0341273399ff2accbde5eb9885100341b21c268ce876cc5582", kill_on_drop: false }`
[INFO] [stdout] dbc57e39b15d2a0341273399ff2accbde5eb9885100341b21c268ce876cc5582
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02d4cca3a159b63ebbf26ab0774653ae22139fcff15d8f19ead349af423a0b50
[INFO] running `Command { std: "docker" "start" "-a" "02d4cca3a159b63ebbf26ab0774653ae22139fcff15d8f19ead349af423a0b50", kill_on_drop: false }`
[INFO] [stderr]    Compiling hands-on-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "02d4cca3a159b63ebbf26ab0774653ae22139fcff15d8f19ead349af423a0b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d4cca3a159b63ebbf26ab0774653ae22139fcff15d8f19ead349af423a0b50", kill_on_drop: false }`
[INFO] [stdout] 02d4cca3a159b63ebbf26ab0774653ae22139fcff15d8f19ead349af423a0b50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eaf050c47b75da4111220872e34e6c6aa1baaa961586b2fa81ff9e587a267a53
[INFO] running `Command { std: "docker" "start" "-a" "eaf050c47b75da4111220872e34e6c6aa1baaa961586b2fa81ff9e587a267a53", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hands_on_rust-d7376a3498c95a20)
[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" "eaf050c47b75da4111220872e34e6c6aa1baaa961586b2fa81ff9e587a267a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf050c47b75da4111220872e34e6c6aa1baaa961586b2fa81ff9e587a267a53", kill_on_drop: false }`
[INFO] [stdout] eaf050c47b75da4111220872e34e6c6aa1baaa961586b2fa81ff9e587a267a53