[INFO] cloning repository https://github.com/mkbabb/pprint [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkbabb/pprint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkbabb%2Fpprint", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkbabb%2Fpprint'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e22ec782d5264bba3469236071555448e3e5f81a [INFO] checking mkbabb/pprint against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkbabb%2Fpprint" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mkbabb/pprint on toolchain 8424f8e8cdf07010967a57584fd647b30e930d4d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mkbabb/pprint [INFO] finished tweaking git repo https://github.com/mkbabb/pprint [INFO] tweaked toml for git repo https://github.com/mkbabb/pprint written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mkbabb/pprint already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking mkbabb/pprint against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkbabb%2Fpprint" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mkbabb/pprint on toolchain 047472f299946caf090d1b5608ae4bd9f0416256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mkbabb/pprint [INFO] finished tweaking git repo https://github.com/mkbabb/pprint [INFO] tweaked toml for git repo https://github.com/mkbabb/pprint written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mkbabb/pprint already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b1604ebf2127094cfc0539adaf07671d9b7c005798e97bdd756992f8e8c1e95 [INFO] running `Command { std: "docker" "start" "-a" "4b1604ebf2127094cfc0539adaf07671d9b7c005798e97bdd756992f8e8c1e95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b1604ebf2127094cfc0539adaf07671d9b7c005798e97bdd756992f8e8c1e95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b1604ebf2127094cfc0539adaf07671d9b7c005798e97bdd756992f8e8c1e95", kill_on_drop: false }` [INFO] [stdout] 4b1604ebf2127094cfc0539adaf07671d9b7c005798e97bdd756992f8e8c1e95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Ddereferencing_mut_binding" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83f1c1100316cbd33190d55efcdafa8247adfca82877d1ecdfe5c0eb8fbc477b [INFO] running `Command { std: "docker" "start" "-a" "83f1c1100316cbd33190d55efcdafa8247adfca82877d1ecdfe5c0eb8fbc477b", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking regex-automata v0.3.6 [INFO] [stderr] Compiling pprint_derive v0.1.0 (/opt/rustwide/workdir/derive) [INFO] [stderr] Checking regex v1.9.3 [INFO] [stderr] Checking pprint v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.29s [INFO] running `Command { std: "docker" "inspect" "83f1c1100316cbd33190d55efcdafa8247adfca82877d1ecdfe5c0eb8fbc477b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f1c1100316cbd33190d55efcdafa8247adfca82877d1ecdfe5c0eb8fbc477b", kill_on_drop: false }` [INFO] [stdout] 83f1c1100316cbd33190d55efcdafa8247adfca82877d1ecdfe5c0eb8fbc477b