[INFO] fetching crate braid-triggerbox 0.1.0...
[INFO] checking braid-triggerbox-0.1.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate braid-triggerbox 0.1.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate braid-triggerbox 0.1.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate braid-triggerbox 0.1.0
[INFO] finished tweaking crates.io crate braid-triggerbox 0.1.0
[INFO] tweaked toml for crates.io crate braid-triggerbox 0.1.0 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate crates.io crate braid-triggerbox 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b554f952b4e188a9ad39196ec64b58f835c41ebe142ce02a987746ac57f13e74
[INFO] running `Command { std: "docker" "start" "-a" "b554f952b4e188a9ad39196ec64b58f835c41ebe142ce02a987746ac57f13e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b554f952b4e188a9ad39196ec64b58f835c41ebe142ce02a987746ac57f13e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b554f952b4e188a9ad39196ec64b58f835c41ebe142ce02a987746ac57f13e74", kill_on_drop: false }`
[INFO] [stdout] b554f952b4e188a9ad39196ec64b58f835c41ebe142ce02a987746ac57f13e74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b58dbf5bbcb6d77a71106ab00b90891929c4b860420074f07c0e874de205e0c
[INFO] running `Command { std: "docker" "start" "-a" "6b58dbf5bbcb6d77a71106ab00b90891929c4b860420074f07c0e874de205e0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking thread-control v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking wide v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking simba v0.6.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking lstsq v0.2.0
[INFO] [stderr]     Checking braid-triggerbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.48s
[INFO] running `Command { std: "docker" "inspect" "6b58dbf5bbcb6d77a71106ab00b90891929c4b860420074f07c0e874de205e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b58dbf5bbcb6d77a71106ab00b90891929c4b860420074f07c0e874de205e0c", kill_on_drop: false }`
[INFO] [stdout] 6b58dbf5bbcb6d77a71106ab00b90891929c4b860420074f07c0e874de205e0c