[INFO] fetching crate mathical 0.1.3...
[INFO] checking mathical-0.1.3 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate mathical 0.1.3 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate mathical 0.1.3 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mathical 0.1.3
[INFO] finished tweaking crates.io crate mathical 0.1.3
[INFO] tweaked toml for crates.io crate mathical 0.1.3 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate crates.io crate mathical 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.62
[INFO] [stderr]   Downloaded fltk-derive v0.15.6
[INFO] [stderr]   Downloaded fltk v0.15.6
[INFO] [stderr]   Downloaded fltk-sys v0.15.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab7ea29a7a783ab83f9f16dea62028344cc9b6181521ef120f7a0986cfa9b79c
[INFO] running `Command { std: "docker" "start" "-a" "ab7ea29a7a783ab83f9f16dea62028344cc9b6181521ef120f7a0986cfa9b79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab7ea29a7a783ab83f9f16dea62028344cc9b6181521ef120f7a0986cfa9b79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7ea29a7a783ab83f9f16dea62028344cc9b6181521ef120f7a0986cfa9b79c", kill_on_drop: false }`
[INFO] [stdout] ab7ea29a7a783ab83f9f16dea62028344cc9b6181521ef120f7a0986cfa9b79c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95dc97afd0dc6559e73edc2ec1742c3c2d5eaa65bbb356eea0ab2694adad68a6
[INFO] running `Command { std: "docker" "start" "-a" "95dc97afd0dc6559e73edc2ec1742c3c2d5eaa65bbb356eea0ab2694adad68a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling fltk-sys v0.15.6
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling fltk-derive v0.15.6
[INFO] [stderr]     Checking fltk v0.15.6
[INFO] [stderr]     Checking mathical v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.86s
[INFO] running `Command { std: "docker" "inspect" "95dc97afd0dc6559e73edc2ec1742c3c2d5eaa65bbb356eea0ab2694adad68a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95dc97afd0dc6559e73edc2ec1742c3c2d5eaa65bbb356eea0ab2694adad68a6", kill_on_drop: false }`
[INFO] [stdout] 95dc97afd0dc6559e73edc2ec1742c3c2d5eaa65bbb356eea0ab2694adad68a6