[INFO] cloning repository https://github.com/UCSD-Evolutionary-Algos/Permutations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UCSD-Evolutionary-Algos/Permutations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUCSD-Evolutionary-Algos%2FPermutations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUCSD-Evolutionary-Algos%2FPermutations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cff7b53884023a5a7dc29cab62852f4d61005b1d
[INFO] checking UCSD-Evolutionary-Algos/Permutations against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUCSD-Evolutionary-Algos%2FPermutations" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UCSD-Evolutionary-Algos/Permutations on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UCSD-Evolutionary-Algos/Permutations
[INFO] finished tweaking git repo https://github.com/UCSD-Evolutionary-Algos/Permutations
[INFO] tweaked toml for git repo https://github.com/UCSD-Evolutionary-Algos/Permutations written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/UCSD-Evolutionary-Algos/Permutations 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a86675232d41cf5969fc84d6b62ce10dfef3a31cdb859673a15b58e54f8955b
[INFO] running `Command { std: "docker" "start" "-a" "5a86675232d41cf5969fc84d6b62ce10dfef3a31cdb859673a15b58e54f8955b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a86675232d41cf5969fc84d6b62ce10dfef3a31cdb859673a15b58e54f8955b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a86675232d41cf5969fc84d6b62ce10dfef3a31cdb859673a15b58e54f8955b", kill_on_drop: false }`
[INFO] [stdout] 5a86675232d41cf5969fc84d6b62ce10dfef3a31cdb859673a15b58e54f8955b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95c6368d9cf0b76df050fe41be751a3c93b3dd094eb470ab36fe0462f18d9137
[INFO] running `Command { std: "docker" "start" "-a" "95c6368d9cf0b76df050fe41be751a3c93b3dd094eb470ab36fe0462f18d9137", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking permutations v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "95c6368d9cf0b76df050fe41be751a3c93b3dd094eb470ab36fe0462f18d9137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c6368d9cf0b76df050fe41be751a3c93b3dd094eb470ab36fe0462f18d9137", kill_on_drop: false }`
[INFO] [stdout] 95c6368d9cf0b76df050fe41be751a3c93b3dd094eb470ab36fe0462f18d9137
[INFO] checking UCSD-Evolutionary-Algos/Permutations against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUCSD-Evolutionary-Algos%2FPermutations" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UCSD-Evolutionary-Algos/Permutations on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UCSD-Evolutionary-Algos/Permutations
[INFO] finished tweaking git repo https://github.com/UCSD-Evolutionary-Algos/Permutations
[INFO] tweaked toml for git repo https://github.com/UCSD-Evolutionary-Algos/Permutations written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/UCSD-Evolutionary-Algos/Permutations 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d014c5e683f792761532c53c6c2f9e312c6bde90366174d54db5cc51f17e0684
[INFO] running `Command { std: "docker" "start" "-a" "d014c5e683f792761532c53c6c2f9e312c6bde90366174d54db5cc51f17e0684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d014c5e683f792761532c53c6c2f9e312c6bde90366174d54db5cc51f17e0684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d014c5e683f792761532c53c6c2f9e312c6bde90366174d54db5cc51f17e0684", kill_on_drop: false }`
[INFO] [stdout] d014c5e683f792761532c53c6c2f9e312c6bde90366174d54db5cc51f17e0684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65d8bc46aeb3b8fe3138e7036048a2e3718bd77d97dff2463d226bfcfbc4ca77
[INFO] running `Command { std: "docker" "start" "-a" "65d8bc46aeb3b8fe3138e7036048a2e3718bd77d97dff2463d226bfcfbc4ca77", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking permutations v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.94s
[INFO] running `Command { std: "docker" "inspect" "65d8bc46aeb3b8fe3138e7036048a2e3718bd77d97dff2463d226bfcfbc4ca77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d8bc46aeb3b8fe3138e7036048a2e3718bd77d97dff2463d226bfcfbc4ca77", kill_on_drop: false }`
[INFO] [stdout] 65d8bc46aeb3b8fe3138e7036048a2e3718bd77d97dff2463d226bfcfbc4ca77