[INFO] cloning repository https://github.com/SpiderMasterMind/wobbly_willow [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpiderMasterMind/wobbly_willow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpiderMasterMind%2Fwobbly_willow", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpiderMasterMind%2Fwobbly_willow'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aaf9a7f2704a284c8314d50355b9edb166b426a6 [INFO] checking SpiderMasterMind/wobbly_willow against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpiderMasterMind%2Fwobbly_willow" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SpiderMasterMind/wobbly_willow 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/SpiderMasterMind/wobbly_willow [INFO] finished tweaking git repo https://github.com/SpiderMasterMind/wobbly_willow [INFO] tweaked toml for git repo https://github.com/SpiderMasterMind/wobbly_willow written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SpiderMasterMind/wobbly_willow 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 28100affa138a21343433f7308f083cf7f36803a2fa81f40d78d1629e9a5b63d [INFO] running `Command { std: "docker" "start" "-a" "28100affa138a21343433f7308f083cf7f36803a2fa81f40d78d1629e9a5b63d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28100affa138a21343433f7308f083cf7f36803a2fa81f40d78d1629e9a5b63d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28100affa138a21343433f7308f083cf7f36803a2fa81f40d78d1629e9a5b63d", kill_on_drop: false }` [INFO] [stdout] 28100affa138a21343433f7308f083cf7f36803a2fa81f40d78d1629e9a5b63d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e5e7d5cc91698bd3f487bdcb2bb10426b914af390ad079c031638763acb8b644 [INFO] running `Command { std: "docker" "start" "-a" "e5e7d5cc91698bd3f487bdcb2bb10426b914af390ad079c031638763acb8b644", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking libloading v0.7.0 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Compiling nom v6.2.1 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling wayland-scanner v0.28.6 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.4 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Checking rusttype v0.9.2 [INFO] [stderr] Checking safe_arch v0.5.2 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Checking regex v1.4.6 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking glow v0.10.0 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking wide v0.6.5 [INFO] [stderr] Compiling glutin_glx_sys v0.1.7 [INFO] [stderr] Compiling glutin_egl_sys v0.1.5 [INFO] [stderr] Compiling wayland-client v0.28.6 [INFO] [stderr] Compiling wayland-protocols v0.28.6 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking nix v0.18.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Checking xcursor v0.3.3 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking bracket-color v0.8.2 [INFO] [stderr] Checking object-pool v0.5.4 [INFO] [stderr] Checking ultraviolet v0.8.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking bracket-random v0.8.2 [INFO] [stderr] Checking bracket-noise v0.8.2 [INFO] [stderr] Checking bracket-geometry v0.8.3 [INFO] [stderr] Checking bracket-algorithm-traits v0.8.2 [INFO] [stderr] Checking bracket-pathfinding v0.8.4 [INFO] [stderr] Checking wayland-commons v0.28.6 [INFO] [stderr] Checking calloop v0.6.5 [INFO] [stderr] Checking wayland-cursor v0.28.6 [INFO] [stderr] Checking wayland-egl v0.28.6 [INFO] [stderr] Checking smithay-client-toolkit v0.12.3 [INFO] [stderr] Checking winit v0.24.0 [INFO] [stderr] Checking glutin v0.26.0 [INFO] [stderr] Checking bracket-terminal v0.8.5 [INFO] [stderr] Checking bracket-lib v0.8.1 [INFO] [stderr] Checking flappy v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.52s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "e5e7d5cc91698bd3f487bdcb2bb10426b914af390ad079c031638763acb8b644", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5e7d5cc91698bd3f487bdcb2bb10426b914af390ad079c031638763acb8b644", kill_on_drop: false }` [INFO] [stdout] e5e7d5cc91698bd3f487bdcb2bb10426b914af390ad079c031638763acb8b644 [INFO] checking SpiderMasterMind/wobbly_willow against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpiderMasterMind%2Fwobbly_willow" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SpiderMasterMind/wobbly_willow 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/SpiderMasterMind/wobbly_willow [INFO] finished tweaking git repo https://github.com/SpiderMasterMind/wobbly_willow [INFO] tweaked toml for git repo https://github.com/SpiderMasterMind/wobbly_willow written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/SpiderMasterMind/wobbly_willow 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2e566cdc0d0c3667b93a2da74f846a1d64805abfe7c9dec7407ff6e1e026caaa [INFO] running `Command { std: "docker" "start" "-a" "2e566cdc0d0c3667b93a2da74f846a1d64805abfe7c9dec7407ff6e1e026caaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e566cdc0d0c3667b93a2da74f846a1d64805abfe7c9dec7407ff6e1e026caaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e566cdc0d0c3667b93a2da74f846a1d64805abfe7c9dec7407ff6e1e026caaa", kill_on_drop: false }` [INFO] [stdout] 2e566cdc0d0c3667b93a2da74f846a1d64805abfe7c9dec7407ff6e1e026caaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 439fadad661059e981a2369e0a26df7e925c2c0709218e1d633c5b1a016eeaa0 [INFO] running `Command { std: "docker" "start" "-a" "439fadad661059e981a2369e0a26df7e925c2c0709218e1d633c5b1a016eeaa0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Checking libloading v0.7.0 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling nom v6.2.1 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.4 [INFO] [stderr] Compiling wayland-scanner v0.28.6 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Checking rusttype v0.9.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking safe_arch v0.5.2 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Checking wide v0.6.5 [INFO] [stderr] Checking regex v1.4.6 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking glow v0.10.0 [INFO] [stderr] Compiling glutin_glx_sys v0.1.7 [INFO] [stderr] Compiling glutin_egl_sys v0.1.5 [INFO] [stderr] Compiling wayland-client v0.28.6 [INFO] [stderr] Compiling wayland-protocols v0.28.6 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking nix v0.18.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking xcursor v0.3.3 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking ultraviolet v0.8.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking bracket-color v0.8.2 [INFO] [stderr] Checking object-pool v0.5.4 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking bracket-random v0.8.2 [INFO] [stderr] Checking bracket-noise v0.8.2 [INFO] [stderr] Checking bracket-geometry v0.8.3 [INFO] [stderr] Checking bracket-algorithm-traits v0.8.2 [INFO] [stderr] Checking bracket-pathfinding v0.8.4 [INFO] [stderr] Checking wayland-commons v0.28.6 [INFO] [stderr] Checking calloop v0.6.5 [INFO] [stderr] Checking wayland-cursor v0.28.6 [INFO] [stderr] Checking wayland-egl v0.28.6 [INFO] [stderr] Checking smithay-client-toolkit v0.12.3 [INFO] [stderr] Checking winit v0.24.0 [INFO] [stderr] Checking glutin v0.26.0 [INFO] [stderr] Checking bracket-terminal v0.8.5 [INFO] [stderr] Checking bracket-lib v0.8.1 [INFO] [stderr] Checking flappy v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.17s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "439fadad661059e981a2369e0a26df7e925c2c0709218e1d633c5b1a016eeaa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "439fadad661059e981a2369e0a26df7e925c2c0709218e1d633c5b1a016eeaa0", kill_on_drop: false }` [INFO] [stdout] 439fadad661059e981a2369e0a26df7e925c2c0709218e1d633c5b1a016eeaa0