[INFO] fetching crate ferrum_compiler 0.0.4...
[INFO] checking ferrum_compiler-0.0.4 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate ferrum_compiler 0.0.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ferrum_compiler 0.0.4 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ferrum_compiler 0.0.4
[INFO] finished tweaking crates.io crate ferrum_compiler 0.0.4
[INFO] tweaked toml for crates.io crate ferrum_compiler 0.0.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate ferrum_compiler 0.0.4 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.41
[INFO] [stderr]   Downloaded termcolor v1.3.0
[INFO] [stderr]   Downloaded env_logger v0.10.0
[INFO] [stderr]   Downloaded thiserror v1.0.41
[INFO] [stderr]   Downloaded hermit-abi v0.3.3
[INFO] [stderr]   Downloaded errno v0.3.4
[INFO] [stderr]   Downloaded aho-corasick v1.1.1
[INFO] [stderr]   Downloaded regex v1.9.6
[INFO] [stderr]   Downloaded regex-syntax v0.7.5
[INFO] [stderr]   Downloaded rustix v0.38.15
[INFO] [stderr]   Downloaded regex-automata v0.3.9
[INFO] [stderr]   Downloaded libc v0.2.148
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6b4f4b7f7a4fbf79ed43fe6a0d17439789e22701b112f97cd0946976d3491d7
[INFO] running `Command { std: "docker" "start" "-a" "c6b4f4b7f7a4fbf79ed43fe6a0d17439789e22701b112f97cd0946976d3491d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6b4f4b7f7a4fbf79ed43fe6a0d17439789e22701b112f97cd0946976d3491d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b4f4b7f7a4fbf79ed43fe6a0d17439789e22701b112f97cd0946976d3491d7", kill_on_drop: false }`
[INFO] [stdout] c6b4f4b7f7a4fbf79ed43fe6a0d17439789e22701b112f97cd0946976d3491d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58a46115d816e6efed83f9ab07bca8f5bce159a60172175ac138d32cd42f7f8c
[INFO] running `Command { std: "docker" "start" "-a" "58a46115d816e6efed83f9ab07bca8f5bce159a60172175ac138d32cd42f7f8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.41
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling thiserror-impl v1.0.41
[INFO] [stderr]     Checking ferrum_compiler v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.39s
[INFO] running `Command { std: "docker" "inspect" "58a46115d816e6efed83f9ab07bca8f5bce159a60172175ac138d32cd42f7f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a46115d816e6efed83f9ab07bca8f5bce159a60172175ac138d32cd42f7f8c", kill_on_drop: false }`
[INFO] [stdout] 58a46115d816e6efed83f9ab07bca8f5bce159a60172175ac138d32cd42f7f8c