[INFO] cloning repository https://github.com/S-YOU/ferris_watch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/S-YOU/ferris_watch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FS-YOU%2Fferris_watch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FS-YOU%2Fferris_watch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 262e5db36f5d4162f1c202af6c3d39a8aea51359 [INFO] checking S-YOU/ferris_watch against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FS-YOU%2Fferris_watch" "/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/S-YOU/ferris_watch 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/S-YOU/ferris_watch [INFO] finished tweaking git repo https://github.com/S-YOU/ferris_watch [INFO] tweaked toml for git repo https://github.com/S-YOU/ferris_watch written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/S-YOU/ferris_watch 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 ncurses v5.97.0 [INFO] [stderr] Downloaded signal-hook v0.1.6 [INFO] [stderr] Downloaded redox_syscall v0.1.44 [INFO] [stderr] Downloaded syn v0.15.22 [INFO] [stderr] Downloaded arc-swap v0.3.6 [INFO] [stderr] Downloaded pdcurses-sys v0.7.0 [INFO] [stderr] Downloaded backtrace-sys v0.1.24 [INFO] [stderr] Downloaded memchr v2.1.2 [INFO] [stderr] Downloaded termcolor v1.0.4 [INFO] [stderr] Downloaded rustc-demangle v0.1.9 [INFO] [stderr] Downloaded pancurses v0.16.0 [INFO] [stderr] Downloaded backtrace v0.3.12 [INFO] [stderr] Downloaded env_logger v0.6.0 [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] 535e159171ffdde5b6baf32091105bca8eab063c20c55d51ffd3490239364656 [INFO] running `Command { std: "docker" "start" "-a" "535e159171ffdde5b6baf32091105bca8eab063c20c55d51ffd3490239364656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "535e159171ffdde5b6baf32091105bca8eab063c20c55d51ffd3490239364656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "535e159171ffdde5b6baf32091105bca8eab063c20c55d51ffd3490239364656", kill_on_drop: false }` [INFO] [stdout] 535e159171ffdde5b6baf32091105bca8eab063c20c55d51ffd3490239364656 [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] f8839764552b0422139ef001b80b1b1fa01922b88d73357fcfac6856d005809a [INFO] running `Command { std: "docker" "start" "-a" "f8839764552b0422139ef001b80b1b1fa01922b88d73357fcfac6856d005809a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling cc v1.0.26 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking arc-swap v0.3.6 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling ncurses v5.97.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking signal-hook v0.1.6 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking pancurses v0.16.0 [INFO] [stderr] Checking backtrace v0.3.12 [INFO] [stderr] Checking env_logger v0.6.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking ferris_watch v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.89s [INFO] running `Command { std: "docker" "inspect" "f8839764552b0422139ef001b80b1b1fa01922b88d73357fcfac6856d005809a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8839764552b0422139ef001b80b1b1fa01922b88d73357fcfac6856d005809a", kill_on_drop: false }` [INFO] [stdout] f8839764552b0422139ef001b80b1b1fa01922b88d73357fcfac6856d005809a [INFO] checking S-YOU/ferris_watch against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FS-YOU%2Fferris_watch" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/S-YOU/ferris_watch 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/S-YOU/ferris_watch [INFO] finished tweaking git repo https://github.com/S-YOU/ferris_watch [INFO] tweaked toml for git repo https://github.com/S-YOU/ferris_watch written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/S-YOU/ferris_watch 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0ad9709d218a9d9031e08ef49422a69a865df7fa85f15bd5ebf277f60cf0f21d [INFO] running `Command { std: "docker" "start" "-a" "0ad9709d218a9d9031e08ef49422a69a865df7fa85f15bd5ebf277f60cf0f21d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ad9709d218a9d9031e08ef49422a69a865df7fa85f15bd5ebf277f60cf0f21d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ad9709d218a9d9031e08ef49422a69a865df7fa85f15bd5ebf277f60cf0f21d", kill_on_drop: false }` [INFO] [stdout] 0ad9709d218a9d9031e08ef49422a69a865df7fa85f15bd5ebf277f60cf0f21d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f4e114b5c17cafeaf7800d06add87112d9a797e90b9bc62107cce3101359ac2e [INFO] running `Command { std: "docker" "start" "-a" "f4e114b5c17cafeaf7800d06add87112d9a797e90b9bc62107cce3101359ac2e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling cc v1.0.26 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking arc-swap v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling ncurses v5.97.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking signal-hook v0.1.6 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking pancurses v0.16.0 [INFO] [stderr] Checking backtrace v0.3.12 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking env_logger v0.6.0 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking ferris_watch v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.61s [INFO] running `Command { std: "docker" "inspect" "f4e114b5c17cafeaf7800d06add87112d9a797e90b9bc62107cce3101359ac2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4e114b5c17cafeaf7800d06add87112d9a797e90b9bc62107cce3101359ac2e", kill_on_drop: false }` [INFO] [stdout] f4e114b5c17cafeaf7800d06add87112d9a797e90b9bc62107cce3101359ac2e