[INFO] fetching crate muzzman-lib 0.3.5...
[INFO] checking muzzman-lib-0.3.5 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate muzzman-lib 0.3.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate muzzman-lib 0.3.5 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate muzzman-lib 0.3.5
[INFO] finished tweaking crates.io crate muzzman-lib 0.3.5
[INFO] tweaked toml for crates.io crate muzzman-lib 0.3.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding bytes-kman v0.1.20 (latest: v0.3.0)
[INFO] [stderr]       Adding bytes-kman-derive v0.1.5 (latest: v0.3.0)
[INFO] [stderr]       Adding libloading v0.7.4 (latest: v0.8.5)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes-kman v0.1.20
[INFO] [stderr]   Downloaded bytes-kman-derive v0.1.5
[INFO] [stderr]   Downloaded get_ref v0.1.0
[INFO] [stderr]   Downloaded muzzman-lib-macros v0.1.3
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0247c7b5d5a149dcb1a9ac547519e62c54eb50d7c3976b6e226aff84fe8b519
[INFO] running `Command { std: "docker" "start" "-a" "b0247c7b5d5a149dcb1a9ac547519e62c54eb50d7c3976b6e226aff84fe8b519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0247c7b5d5a149dcb1a9ac547519e62c54eb50d7c3976b6e226aff84fe8b519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0247c7b5d5a149dcb1a9ac547519e62c54eb50d7c3976b6e226aff84fe8b519", kill_on_drop: false }`
[INFO] [stdout] b0247c7b5d5a149dcb1a9ac547519e62c54eb50d7c3976b6e226aff84fe8b519
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3470560027e1c90aeb9cd7e7a8d811fa64cf12eeffe5a572bc17a56d2b58564
[INFO] running `Command { std: "docker" "start" "-a" "e3470560027e1c90aeb9cd7e7a8d811fa64cf12eeffe5a572bc17a56d2b58564", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking get_ref v0.1.0
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling bytes-kman-derive v0.1.5
[INFO] [stderr]    Compiling muzzman-lib-macros v0.1.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking bytes-kman v0.1.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking muzzman-lib v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.69s
[INFO] running `Command { std: "docker" "inspect" "e3470560027e1c90aeb9cd7e7a8d811fa64cf12eeffe5a572bc17a56d2b58564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3470560027e1c90aeb9cd7e7a8d811fa64cf12eeffe5a572bc17a56d2b58564", kill_on_drop: false }`
[INFO] [stdout] e3470560027e1c90aeb9cd7e7a8d811fa64cf12eeffe5a572bc17a56d2b58564