[INFO] cloning repository https://github.com/filcuc/thumbnailer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/filcuc/thumbnailer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffilcuc%2Fthumbnailer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffilcuc%2Fthumbnailer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ccd8bf8e8da8d0c5d93debca5efca302a62f5f06 [INFO] checking filcuc/thumbnailer against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffilcuc%2Fthumbnailer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/filcuc/thumbnailer 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/filcuc/thumbnailer [INFO] finished tweaking git repo https://github.com/filcuc/thumbnailer [INFO] tweaked toml for git repo https://github.com/filcuc/thumbnailer written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/filcuc/thumbnailer 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] Downloading crates ... [INFO] [stderr] Downloaded hex v0.4.0 [INFO] [stderr] Downloaded shellexpand v1.0.0 [INFO] [stderr] Downloaded crossbeam-queue v0.2.0 [INFO] [stderr] Downloaded crossbeam v0.7.3 [INFO] [stderr] Downloaded cc v1.0.49 [INFO] [stderr] Downloaded rayon-core v1.6.1 [INFO] [stderr] Downloaded crossbeam-channel v0.4.2 [INFO] [stderr] Downloaded syn v1.0.9 [INFO] [stderr] Downloaded rayon v1.2.1 [INFO] [stderr] Downloaded serde_derive v1.0.103 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 42271b892d0e19791aa05a5a2666e38b9be902d2454401a7e241f89e99ca691e [INFO] running `Command { std: "docker" "start" "-a" "42271b892d0e19791aa05a5a2666e38b9be902d2454401a7e241f89e99ca691e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42271b892d0e19791aa05a5a2666e38b9be902d2454401a7e241f89e99ca691e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42271b892d0e19791aa05a5a2666e38b9be902d2454401a7e241f89e99ca691e", kill_on_drop: false }` [INFO] [stdout] 42271b892d0e19791aa05a5a2666e38b9be902d2454401a7e241f89e99ca691e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d2595c6f2c025aba37eb07e0361ae1a435c22541c31be8f1cb843d39664777bd [INFO] running `Command { std: "docker" "start" "-a" "d2595c6f2c025aba37eb07e0361ae1a435c22541c31be8f1cb843d39664777bd", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling rayon-core v1.6.1 [INFO] [stderr] Compiling syn v1.0.9 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking strsim v0.9.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking hex v0.4.0 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking deflate v0.8.4 [INFO] [stderr] Checking tiff v0.5.0 [INFO] [stderr] Checking shellexpand v1.0.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking png v0.16.5 [INFO] [stderr] Checking num-rational v0.3.0 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking crossbeam-queue v0.2.0 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking rayon v1.2.1 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking jpeg-decoder v0.1.19 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Checking ctrlc v3.1.3 [INFO] [stderr] Checking image v0.23.6 [INFO] [stderr] Checking docopt v1.1.0 [INFO] [stderr] Checking thumbnailer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `flag_workers` is never read [INFO] [stdout] --> src/main.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 49 | struct Args { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 56 | flag_workers: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `flag_workers` is never read [INFO] [stdout] --> src/main.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 49 | struct Args { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 56 | flag_workers: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.58s [INFO] running `Command { std: "docker" "inspect" "d2595c6f2c025aba37eb07e0361ae1a435c22541c31be8f1cb843d39664777bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2595c6f2c025aba37eb07e0361ae1a435c22541c31be8f1cb843d39664777bd", kill_on_drop: false }` [INFO] [stdout] d2595c6f2c025aba37eb07e0361ae1a435c22541c31be8f1cb843d39664777bd