[INFO] cloning repository https://github.com/foresterre/advent-of-code-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foresterre/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bba3b896002effad2b91effc1dc8fd23b4deaeb8 [INFO] checking foresterre/advent-of-code-2018 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/foresterre/advent-of-code-2018 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/foresterre/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/foresterre/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/foresterre/advent-of-code-2018 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/foresterre/advent-of-code-2018 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ring_queue v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 68ee98585114d01bda935ee9d161e530badb9c633082d19cb2ebac6865dffc79 [INFO] running `Command { std: "docker" "start" "-a" "68ee98585114d01bda935ee9d161e530badb9c633082d19cb2ebac6865dffc79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68ee98585114d01bda935ee9d161e530badb9c633082d19cb2ebac6865dffc79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68ee98585114d01bda935ee9d161e530badb9c633082d19cb2ebac6865dffc79", kill_on_drop: false }` [INFO] [stdout] 68ee98585114d01bda935ee9d161e530badb9c633082d19cb2ebac6865dffc79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 45c4ab585e5f3082b8eae6e3657e937101b6c36ace1afbcde6f8bb44362df7a3 [INFO] running `Command { std: "docker" "start" "-a" "45c4ab585e5f3082b8eae6e3657e937101b6c36ace1afbcde6f8bb44362df7a3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking ring_queue v0.1.0 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking day_01a v0.1.0 (/opt/rustwide/workdir/day_01a) [INFO] [stderr] Checking day_02b v0.1.0 (/opt/rustwide/workdir/day_02b) [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking day_05a v0.1.0 (/opt/rustwide/workdir/day_05a) [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking day_03a v0.1.0 (/opt/rustwide/workdir/day_03a) [INFO] [stderr] Checking day_02a v0.1.0 (/opt/rustwide/workdir/day_02a) [INFO] [stderr] Checking day_09b v0.1.0 (/opt/rustwide/workdir/day_09b) [INFO] [stderr] Checking day_09a v0.1.0 (/opt/rustwide/workdir/day_09a) [INFO] [stderr] Checking day_11a v0.1.0 (/opt/rustwide/workdir/day_11a) [INFO] [stderr] Checking day_03b v0.1.0 (/opt/rustwide/workdir/day_03b) [INFO] [stderr] Checking day_01b v0.1.0 (/opt/rustwide/workdir/day_01b) [INFO] [stderr] Checking day_05b v0.1.0 (/opt/rustwide/workdir/day_05b) [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking day_11b v0.1.0 (/opt/rustwide/workdir/day_11b) [INFO] [stderr] Checking day_04b v0.1.0 (/opt/rustwide/workdir/day_04b) [INFO] [stderr] Checking day_04a v0.1.0 (/opt/rustwide/workdir/day_04a) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.68s [INFO] running `Command { std: "docker" "inspect" "45c4ab585e5f3082b8eae6e3657e937101b6c36ace1afbcde6f8bb44362df7a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45c4ab585e5f3082b8eae6e3657e937101b6c36ace1afbcde6f8bb44362df7a3", kill_on_drop: false }` [INFO] [stdout] 45c4ab585e5f3082b8eae6e3657e937101b6c36ace1afbcde6f8bb44362df7a3 [INFO] checking foresterre/advent-of-code-2018 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/foresterre/advent-of-code-2018 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/foresterre/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/foresterre/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/foresterre/advent-of-code-2018 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/foresterre/advent-of-code-2018 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] [stderr] Blocking waiting for file lock on package cache [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44cec9f431df1c63635b41427e78c8826b5d221721d05804929f6197ad69e373 [INFO] running `Command { std: "docker" "start" "-a" "44cec9f431df1c63635b41427e78c8826b5d221721d05804929f6197ad69e373", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44cec9f431df1c63635b41427e78c8826b5d221721d05804929f6197ad69e373", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44cec9f431df1c63635b41427e78c8826b5d221721d05804929f6197ad69e373", kill_on_drop: false }` [INFO] [stdout] 44cec9f431df1c63635b41427e78c8826b5d221721d05804929f6197ad69e373 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f75d1fdc14e41925fccd00a4e56f349bc185dc459cad83092a70da8fff3d749 [INFO] running `Command { std: "docker" "start" "-a" "3f75d1fdc14e41925fccd00a4e56f349bc185dc459cad83092a70da8fff3d749", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking ring_queue v0.1.0 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking day_02a v0.1.0 (/opt/rustwide/workdir/day_02a) [INFO] [stderr] Checking day_02b v0.1.0 (/opt/rustwide/workdir/day_02b) [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking day_03b v0.1.0 (/opt/rustwide/workdir/day_03b) [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking day_05b v0.1.0 (/opt/rustwide/workdir/day_05b) [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking day_11a v0.1.0 (/opt/rustwide/workdir/day_11a) [INFO] [stderr] Checking day_03a v0.1.0 (/opt/rustwide/workdir/day_03a) [INFO] [stderr] Checking day_05a v0.1.0 (/opt/rustwide/workdir/day_05a) [INFO] [stderr] Checking day_09b v0.1.0 (/opt/rustwide/workdir/day_09b) [INFO] [stderr] Checking day_09a v0.1.0 (/opt/rustwide/workdir/day_09a) [INFO] [stderr] Checking day_01b v0.1.0 (/opt/rustwide/workdir/day_01b) [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking day_01a v0.1.0 (/opt/rustwide/workdir/day_01a) [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking day_11b v0.1.0 (/opt/rustwide/workdir/day_11b) [INFO] [stderr] Checking day_04a v0.1.0 (/opt/rustwide/workdir/day_04a) [INFO] [stderr] Checking day_04b v0.1.0 (/opt/rustwide/workdir/day_04b) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.26s [INFO] running `Command { std: "docker" "inspect" "3f75d1fdc14e41925fccd00a4e56f349bc185dc459cad83092a70da8fff3d749", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f75d1fdc14e41925fccd00a4e56f349bc185dc459cad83092a70da8fff3d749", kill_on_drop: false }` [INFO] [stdout] 3f75d1fdc14e41925fccd00a4e56f349bc185dc459cad83092a70da8fff3d749