[INFO] fetching crate max7219-display 0.1.5...
[INFO] testing max7219-display-0.1.5 against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628
[INFO] extracting crate max7219-display 0.1.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate max7219-display 0.1.5
[INFO] finished tweaking crates.io crate max7219-display 0.1.5
[INFO] tweaked toml for crates.io crate max7219-display 0.1.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate max7219-display 0.1.5 on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate max7219-display 0.1.5 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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 543354a01e8a9e8bf64d7e12a9c9b296164d7b8a5251ec20452ed012adec513e
[INFO] running `Command { std: "docker" "start" "-a" "543354a01e8a9e8bf64d7e12a9c9b296164d7b8a5251ec20452ed012adec513e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "543354a01e8a9e8bf64d7e12a9c9b296164d7b8a5251ec20452ed012adec513e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "543354a01e8a9e8bf64d7e12a9c9b296164d7b8a5251ec20452ed012adec513e", kill_on_drop: false }`
[INFO] [stdout] 543354a01e8a9e8bf64d7e12a9c9b296164d7b8a5251ec20452ed012adec513e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff626f07a9033c5890c3181237b3a9ad64d6d689237732cf7be16bacd6b3a71f
[INFO] running `Command { std: "docker" "start" "-a" "ff626f07a9033c5890c3181237b3a9ad64d6d689237732cf7be16bacd6b3a71f", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling max7219-display v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "ff626f07a9033c5890c3181237b3a9ad64d6d689237732cf7be16bacd6b3a71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff626f07a9033c5890c3181237b3a9ad64d6d689237732cf7be16bacd6b3a71f", kill_on_drop: false }`
[INFO] [stdout] ff626f07a9033c5890c3181237b3a9ad64d6d689237732cf7be16bacd6b3a71f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a673c4456fcb136502a02c6d342770b926a1d38416e9b0f3cb0ddeb09f9fb4e
[INFO] running `Command { std: "docker" "start" "-a" "5a673c4456fcb136502a02c6d342770b926a1d38416e9b0f3cb0ddeb09f9fb4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal-nb v1.0.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.12.1
[INFO] [stderr]    Compiling embedded-hal-mock v0.11.1
[INFO] [stderr] error: could not compile `embedded-hal-mock` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/160e7623e8cbbf1feab2b6e2a24733a98c7bde9c/bin/rustc --crate-name embedded_hal_mock --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/embedded-hal-mock-0.11.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="eh0"' --cfg 'feature="eh1"' --cfg 'feature="embedded-time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "eh0", "eh1", "embedded-hal-async", "embedded-time"))' -C metadata=be7835194b999ede -C extra-filename=-479453e6448dbd74 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern eh0=/opt/rustwide/target/debug/deps/libembedded_hal-1838972c46dd4097.rmeta --extern eh1=/opt/rustwide/target/debug/deps/libembedded_hal-c742198270301beb.rmeta --extern embedded_hal_nb=/opt/rustwide/target/debug/deps/libembedded_hal_nb-c6351c295e52f3ab.rmeta --extern embedded_time=/opt/rustwide/target/debug/deps/libembedded_time-0e0689416f3f23b5.rmeta --extern nb=/opt/rustwide/target/debug/deps/libnb-86f78d16dd59c3ce.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-c8c62e9ffd6f4978.rmeta --cap-lints allow --cap-lints=forbid` (never executed)
[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" "5a673c4456fcb136502a02c6d342770b926a1d38416e9b0f3cb0ddeb09f9fb4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a673c4456fcb136502a02c6d342770b926a1d38416e9b0f3cb0ddeb09f9fb4e", kill_on_drop: false }`
[INFO] [stdout] 5a673c4456fcb136502a02c6d342770b926a1d38416e9b0f3cb0ddeb09f9fb4e