[INFO] cloning repository https://github.com/d-dorazio/gerrymandering [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/d-dorazio/gerrymandering" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd-dorazio%2Fgerrymandering", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd-dorazio%2Fgerrymandering'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9b27924c781b680b0fdbbcac6c85aea88756152f [INFO] checking d-dorazio/gerrymandering against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd-dorazio%2Fgerrymandering" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/d-dorazio/gerrymandering on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/d-dorazio/gerrymandering [INFO] finished tweaking git repo https://github.com/d-dorazio/gerrymandering [INFO] tweaked toml for git repo https://github.com/d-dorazio/gerrymandering written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/d-dorazio/gerrymandering already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wait-timeout v0.2.0 [INFO] [stderr] Downloaded hermit-abi v0.1.16 [INFO] [stderr] Downloaded colored v2.0.0 [INFO] [stderr] Downloaded rusty-fork v0.3.0 [INFO] [stderr] Downloaded rand_xorshift v0.2.0 [INFO] [stderr] Downloaded ppv-lite86 v0.2.9 [INFO] [stderr] Downloaded libc v0.2.78 [INFO] [stderr] Downloaded proptest v0.10.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccda40de58f078d1fff36f9a38e6d3bf25c3988b0104b6a9f40a5ec631c413e4 [INFO] running `Command { std: "docker" "start" "-a" "ccda40de58f078d1fff36f9a38e6d3bf25c3988b0104b6a9f40a5ec631c413e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccda40de58f078d1fff36f9a38e6d3bf25c3988b0104b6a9f40a5ec631c413e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccda40de58f078d1fff36f9a38e6d3bf25c3988b0104b6a9f40a5ec631c413e4", kill_on_drop: false }` [INFO] [stdout] ccda40de58f078d1fff36f9a38e6d3bf25c3988b0104b6a9f40a5ec631c413e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ad51465c413d9d6f9ddaa8a19ac591457bc91655f54710f082f38bfe1b0e4b2 [INFO] running `Command { std: "docker" "start" "-a" "5ad51465c413d9d6f9ddaa8a19ac591457bc91655f54710f082f38bfe1b0e4b2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.78 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking bit-vec v0.6.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking gerrymandering v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking proptest v0.10.1 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.00s [INFO] running `Command { std: "docker" "inspect" "5ad51465c413d9d6f9ddaa8a19ac591457bc91655f54710f082f38bfe1b0e4b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ad51465c413d9d6f9ddaa8a19ac591457bc91655f54710f082f38bfe1b0e4b2", kill_on_drop: false }` [INFO] [stdout] 5ad51465c413d9d6f9ddaa8a19ac591457bc91655f54710f082f38bfe1b0e4b2