[INFO] cloning repository https://github.com/stagnu-m/combiner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stagnu-m/combiner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstagnu-m%2Fcombiner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstagnu-m%2Fcombiner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52a22ef231a0e8a7b4fc2b1ca72d9919c6a7c778
[INFO] checking stagnu-m/combiner against master#35d55b34bffd51384ac430cc20852b7d16dd5a90 for pr-145108
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstagnu-m%2Fcombiner" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stagnu-m/combiner
[INFO] finished tweaking git repo https://github.com/stagnu-m/combiner
[INFO] tweaked toml for git repo https://github.com/stagnu-m/combiner written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stagnu-m/combiner on toolchain 35d55b34bffd51384ac430cc20852b7d16dd5a90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stagnu-m/combiner 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" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01b6208e236ae4f325c9721ffdf7f472da0fb04df792f8103cc201c6bf046b2a
[INFO] running `Command { std: "docker" "start" "-a" "01b6208e236ae4f325c9721ffdf7f472da0fb04df792f8103cc201c6bf046b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01b6208e236ae4f325c9721ffdf7f472da0fb04df792f8103cc201c6bf046b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b6208e236ae4f325c9721ffdf7f472da0fb04df792f8103cc201c6bf046b2a", kill_on_drop: false }`
[INFO] [stdout] 01b6208e236ae4f325c9721ffdf7f472da0fb04df792f8103cc201c6bf046b2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99dd8de8a8fee80f31e4b876f8cefa8894d79203cc6093853e7c9d4c8f34ddc8
[INFO] running `Command { std: "docker" "start" "-a" "99dd8de8a8fee80f31e4b876f8cefa8894d79203cc6093853e7c9d4c8f34ddc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/build/num-rational-78d9e446115cacbc/build_script_build-78d9e446115cacbc.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "99dd8de8a8fee80f31e4b876f8cefa8894d79203cc6093853e7c9d4c8f34ddc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99dd8de8a8fee80f31e4b876f8cefa8894d79203cc6093853e7c9d4c8f34ddc8", kill_on_drop: false }`
[INFO] [stdout] 99dd8de8a8fee80f31e4b876f8cefa8894d79203cc6093853e7c9d4c8f34ddc8