[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#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobiasGrothmann%2Flist_of_caboose_fractions" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "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" "+ddcf048784667508cd676fef4667f88ae15628a3" "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#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTobiasGrothmann%2Flist_of_caboose_fractions" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TobiasGrothmann/list_of_caboose_fractions on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "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" "+ddcf048784667508cd676fef4667f88ae15628a3" "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 simple-tqdm v0.2.0
[INFO] [stderr]   Downloaded primal-bit v0.3.2
[INFO] [stderr]   Downloaded primal v0.3.3
[INFO] [stderr]   Downloaded primal-sieve v0.3.7
[INFO] [stderr]   Downloaded primal-check v0.3.4
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] [stderr]   Downloaded primal-estimate v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da30a9a39e5f45d770396a364dbd34a9e84d99a07f206201497f3c84f9f385cd
[INFO] running `Command { std: "docker" "start" "-a" "da30a9a39e5f45d770396a364dbd34a9e84d99a07f206201497f3c84f9f385cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da30a9a39e5f45d770396a364dbd34a9e84d99a07f206201497f3c84f9f385cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da30a9a39e5f45d770396a364dbd34a9e84d99a07f206201497f3c84f9f385cd", kill_on_drop: false }`
[INFO] [stdout] da30a9a39e5f45d770396a364dbd34a9e84d99a07f206201497f3c84f9f385cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75319e9cffd940d565a365728489fe8fd8fc58b7f59ee027ba077df626be93b4
[INFO] running `Command { std: "docker" "start" "-a" "75319e9cffd940d565a365728489fe8fd8fc58b7f59ee027ba077df626be93b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking primal-estimate v0.3.3
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking primal-bit v0.3.2
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking primal-sieve v0.3.7
[INFO] [stderr]     Checking csv-core v0.1.11
[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 indicatif v0.17.8
[INFO] [stderr]     Checking simple-tqdm v0.2.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking caboose_fractions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "75319e9cffd940d565a365728489fe8fd8fc58b7f59ee027ba077df626be93b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75319e9cffd940d565a365728489fe8fd8fc58b7f59ee027ba077df626be93b4", kill_on_drop: false }`
[INFO] [stdout] 75319e9cffd940d565a365728489fe8fd8fc58b7f59ee027ba077df626be93b4