[INFO] fetching crate extfsm 0.12.1...
[INFO] checking extfsm-0.12.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate extfsm 0.12.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate extfsm 0.12.1 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] started tweaking crates.io crate extfsm 0.12.1
[INFO] finished tweaking crates.io crate extfsm 0.12.1
[INFO] tweaked toml for crates.io crate extfsm 0.12.1 written to /workspace/builds/worker-0-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding crossbeam v0.2.12 (latest: v0.8.4)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding slog-atomic v2.0.0 (latest: v3.1.0)
[INFO] [stderr]       Adding term v0.7.0 (latest: v1.0.0)
[INFO] [stderr]       Adding uuid v0.8.2 (latest: v1.10.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slog-term v2.9.1
[INFO] [stderr]   Downloaded slog-atomic v2.0.0
[INFO] [stderr]   Downloaded enum_derive v0.1.7
[INFO] [stderr]   Downloaded slog v2.7.0
[INFO] [stderr]   Downloaded dot v0.1.4
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded slog-async v2.8.0
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e79adc8945364c4a0eea4e6ae67f3036b9239f9eb880c9475e504cc53b7b22f3
[INFO] running `Command { std: "docker" "start" "-a" "e79adc8945364c4a0eea4e6ae67f3036b9239f9eb880c9475e504cc53b7b22f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e79adc8945364c4a0eea4e6ae67f3036b9239f9eb880c9475e504cc53b7b22f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79adc8945364c4a0eea4e6ae67f3036b9239f9eb880c9475e504cc53b7b22f3", kill_on_drop: false }`
[INFO] [stdout] e79adc8945364c4a0eea4e6ae67f3036b9239f9eb880c9475e504cc53b7b22f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1795668806ca3f23366495703b83c841809edac4380d4eed4d1cf0f5bcdbd823
[INFO] running `Command { std: "docker" "start" "-a" "1795668806ca3f23366495703b83c841809edac4380d4eed4d1cf0f5bcdbd823", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking enum_derive v0.1.7
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking slog-atomic v2.0.0
[INFO] [stderr]     Checking extfsm v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking slog-term v2.9.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "1795668806ca3f23366495703b83c841809edac4380d4eed4d1cf0f5bcdbd823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1795668806ca3f23366495703b83c841809edac4380d4eed4d1cf0f5bcdbd823", kill_on_drop: false }`
[INFO] [stdout] 1795668806ca3f23366495703b83c841809edac4380d4eed4d1cf0f5bcdbd823