[INFO] cloning repository https://github.com/ajfrantz/advent2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajfrantz/advent2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajfrantz%2Fadvent2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajfrantz%2Fadvent2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfabacdc3548efccb1d6501394d03f374ef14330 [INFO] checking ajfrantz/advent2019 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajfrantz%2Fadvent2019" "/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/ajfrantz/advent2019 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/ajfrantz/advent2019 [INFO] finished tweaking git repo https://github.com/ajfrantz/advent2019 [INFO] tweaked toml for git repo https://github.com/ajfrantz/advent2019 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ajfrantz/advent2019 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 reformation_derive v0.5.0 [INFO] [stderr] Downloaded derive_more v0.13.0 [INFO] [stderr] Downloaded reformation v0.5.0 [INFO] [stderr] Downloaded num-bigint v0.2.3 [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] ff4ca39d7474eba54c7e94ef5d6056d557227d1856589a6f8cd21817988760d2 [INFO] running `Command { std: "docker" "start" "-a" "ff4ca39d7474eba54c7e94ef5d6056d557227d1856589a6f8cd21817988760d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff4ca39d7474eba54c7e94ef5d6056d557227d1856589a6f8cd21817988760d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff4ca39d7474eba54c7e94ef5d6056d557227d1856589a6f8cd21817988760d2", kill_on_drop: false }` [INFO] [stdout] ff4ca39d7474eba54c7e94ef5d6056d557227d1856589a6f8cd21817988760d2 [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] 3fc54322296ea674e5b1b78306f6bcc031399503ff43d2b5f6eb9eb399ec5477 [INFO] running `Command { std: "docker" "start" "-a" "3fc54322296ea674e5b1b78306f6bcc031399503ff43d2b5f6eb9eb399ec5477", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking lock_api v0.3.2 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking once_cell v0.2.4 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Compiling reformation_derive v0.5.0 [INFO] [stderr] Compiling derive_more v0.13.0 [INFO] [stderr] Checking reformation v0.5.0 [INFO] [stderr] Checking advent2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.59s [INFO] running `Command { std: "docker" "inspect" "3fc54322296ea674e5b1b78306f6bcc031399503ff43d2b5f6eb9eb399ec5477", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fc54322296ea674e5b1b78306f6bcc031399503ff43d2b5f6eb9eb399ec5477", kill_on_drop: false }` [INFO] [stdout] 3fc54322296ea674e5b1b78306f6bcc031399503ff43d2b5f6eb9eb399ec5477 [INFO] checking ajfrantz/advent2019 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajfrantz%2Fadvent2019" "/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/ajfrantz/advent2019 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/ajfrantz/advent2019 [INFO] finished tweaking git repo https://github.com/ajfrantz/advent2019 [INFO] tweaked toml for git repo https://github.com/ajfrantz/advent2019 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ajfrantz/advent2019 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-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] 1f914d4dff19a7f05197b2c9a64ab3ac349f4b5217594ef929852b0633eb4201 [INFO] running `Command { std: "docker" "start" "-a" "1f914d4dff19a7f05197b2c9a64ab3ac349f4b5217594ef929852b0633eb4201", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f914d4dff19a7f05197b2c9a64ab3ac349f4b5217594ef929852b0633eb4201", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f914d4dff19a7f05197b2c9a64ab3ac349f4b5217594ef929852b0633eb4201", kill_on_drop: false }` [INFO] [stdout] 1f914d4dff19a7f05197b2c9a64ab3ac349f4b5217594ef929852b0633eb4201 [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] f0661766b61f70a60aa7021f2d30686531cf5117b4bf42697899381bf159613e [INFO] running `Command { std: "docker" "start" "-a" "f0661766b61f70a60aa7021f2d30686531cf5117b4bf42697899381bf159613e", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking lock_api v0.3.2 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Checking once_cell v0.2.4 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Compiling reformation_derive v0.5.0 [INFO] [stderr] Compiling derive_more v0.13.0 [INFO] [stderr] Checking reformation v0.5.0 [INFO] [stderr] Checking advent2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.85s [INFO] running `Command { std: "docker" "inspect" "f0661766b61f70a60aa7021f2d30686531cf5117b4bf42697899381bf159613e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0661766b61f70a60aa7021f2d30686531cf5117b4bf42697899381bf159613e", kill_on_drop: false }` [INFO] [stdout] f0661766b61f70a60aa7021f2d30686531cf5117b4bf42697899381bf159613e