[INFO] cloning repository https://github.com/TobiasGrothmann/list_of_caboose_fractions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TobiasGrothmann/list_of_caboose_fractions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobiasGrothmann%2Flist_of_caboose_fractions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobiasGrothmann%2Flist_of_caboose_fractions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b95ec90adf55ab09d5438cf49d9947bfabb3032
[INFO] checking TobiasGrothmann/list_of_caboose_fractions against try#0cb362313295507a2f4321c0e30cea0168f2fe71 for pr-138961-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobiasGrothmann%2Flist_of_caboose_fractions" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions
[INFO] finished tweaking git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions
[INFO] tweaked toml for git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions on toolchain 0cb362313295507a2f4321c0e30cea0168f2fe71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions 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" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking TobiasGrothmann/list_of_caboose_fractions against try#0cb362313295507a2f4321c0e30cea0168f2fe71 for pr-138961-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobiasGrothmann%2Flist_of_caboose_fractions" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions
[INFO] finished tweaking git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions
[INFO] tweaked toml for git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions on toolchain 0cb362313295507a2f4321c0e30cea0168f2fe71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions 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" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal-sieve v0.3.7
[INFO] [stderr]   Downloaded primal-bit v0.3.2
[INFO] [stderr]   Downloaded primal v0.3.3
[INFO] [stderr]   Downloaded either v1.12.0
[INFO] [stderr]   Downloaded primal-estimate v0.3.3
[INFO] [stderr]   Downloaded simple-tqdm v0.2.0
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ed3b0f159cc6f58cc13ff95c8f09c2c59106366f1f99c522d136f8fca49ea40
[INFO] running `Command { std: "docker" "start" "-a" "7ed3b0f159cc6f58cc13ff95c8f09c2c59106366f1f99c522d136f8fca49ea40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ed3b0f159cc6f58cc13ff95c8f09c2c59106366f1f99c522d136f8fca49ea40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed3b0f159cc6f58cc13ff95c8f09c2c59106366f1f99c522d136f8fca49ea40", kill_on_drop: false }`
[INFO] [stdout] 7ed3b0f159cc6f58cc13ff95c8f09c2c59106366f1f99c522d136f8fca49ea40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92b11672f0138755999afe94ab6ac941d25f92d5ee0ed0af3bff2fa704cdd4f6
[INFO] running `Command { std: "docker" "start" "-a" "92b11672f0138755999afe94ab6ac941d25f92d5ee0ed0af3bff2fa704cdd4f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking primal-estimate v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking primal-bit v0.3.2
[INFO] [stderr]     Checking primal-sieve v0.3.7
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking primal-check v0.3.4
[INFO] [stderr]     Checking primal v0.3.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking indicatif v0.17.8
[INFO] [stderr]     Checking simple-tqdm v0.2.0
[INFO] [stderr]     Checking caboose_fractions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `Command { std: "docker" "inspect" "92b11672f0138755999afe94ab6ac941d25f92d5ee0ed0af3bff2fa704cdd4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b11672f0138755999afe94ab6ac941d25f92d5ee0ed0af3bff2fa704cdd4f6", kill_on_drop: false }`
[INFO] [stdout] 92b11672f0138755999afe94ab6ac941d25f92d5ee0ed0af3bff2fa704cdd4f6