[INFO] cloning repository https://github.com/SCJangra/files [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SCJangra/files" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSCJangra%2Ffiles", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSCJangra%2Ffiles'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fe8a6e1bb6218b8153c416ec838da38f0be855f8 [INFO] checking SCJangra/files against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSCJangra%2Ffiles" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SCJangra/files 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/SCJangra/files [INFO] finished tweaking git repo https://github.com/SCJangra/files [INFO] tweaked toml for git repo https://github.com/SCJangra/files written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 145 packages [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding fievar v0.1.2 (latest: v0.2.0) [INFO] [stderr] Adding fixedbitset v0.4.2 (latest: v0.5.6) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.4) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.4.6 (latest: v1.0.0) [INFO] [stderr] Adding hyper v0.14.28 (latest: v1.2.0) [INFO] [stderr] Adding hyper-tls v0.5.0 (latest: v0.6.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding reqwest v0.11.27 (latest: v0.12.3) [INFO] [stderr] Adding rustls-pemfile v1.0.4 (latest: v2.1.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding sync_wrapper v0.1.2 (latest: v1.0.0) [INFO] [stderr] Adding system-configuration v0.5.1 (latest: v0.6.0) [INFO] [stderr] Adding system-configuration-sys v0.5.0 (latest: v0.6.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding winreg v0.50.0 (latest: v0.52.0) [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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unwrap_or v1.0.1 [INFO] [stderr] Downloaded fievar v0.1.2 [INFO] [stderr] Downloaded tree_magic_mini v3.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 785a699f46b5b3c8ad9423e2c74489fd6139f55a3c565ee0c4c9f5f4036d992c [INFO] running `Command { std: "docker" "start" "-a" "785a699f46b5b3c8ad9423e2c74489fd6139f55a3c565ee0c4c9f5f4036d992c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "785a699f46b5b3c8ad9423e2c74489fd6139f55a3c565ee0c4c9f5f4036d992c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "785a699f46b5b3c8ad9423e2c74489fd6139f55a3c565ee0c4c9f5f4036d992c", kill_on_drop: false }` [INFO] [stdout] 785a699f46b5b3c8ad9423e2c74489fd6139f55a3c565ee0c4c9f5f4036d992c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0cb5d1974d98a6bc7e848bab967ca4dfdb5f35ebe6919a549f18268f5eafd5d3 [INFO] running `Command { std: "docker" "start" "-a" "0cb5d1974d98a6bc7e848bab967ca4dfdb5f35ebe6919a549f18268f5eafd5d3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking home v0.5.9 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking unwrap_or v1.0.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking petgraph v0.6.4 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking tree_magic_mini v3.1.4 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking files v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.09s [INFO] running `Command { std: "docker" "inspect" "0cb5d1974d98a6bc7e848bab967ca4dfdb5f35ebe6919a549f18268f5eafd5d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cb5d1974d98a6bc7e848bab967ca4dfdb5f35ebe6919a549f18268f5eafd5d3", kill_on_drop: false }` [INFO] [stdout] 0cb5d1974d98a6bc7e848bab967ca4dfdb5f35ebe6919a549f18268f5eafd5d3