[INFO] fetching crate ferrischat_common 0.3.0...
[INFO] checking ferrischat_common-0.3.0 against master#3350c1eb3fd8fe1bee1ed4c76944d707bd256876 for pr-140558
[INFO] extracting crate ferrischat_common 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ferrischat_common 0.3.0 on toolchain 3350c1eb3fd8fe1bee1ed4c76944d707bd256876
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ferrischat_common 0.3.0
[INFO] finished tweaking crates.io crate ferrischat_common 0.3.0
[INFO] tweaked toml for crates.io crate ferrischat_common 0.3.0 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" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "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 45 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.0)
[INFO] [stderr]       Adding time v0.2.27 (available: v0.3.41)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tribool v0.3.0
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6cecc0557cd2192630f2e2f9d76aa62b8d0b96db82ec641551080b8d9f4533d
[INFO] running `Command { std: "docker" "start" "-a" "b6cecc0557cd2192630f2e2f9d76aa62b8d0b96db82ec641551080b8d9f4533d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6cecc0557cd2192630f2e2f9d76aa62b8d0b96db82ec641551080b8d9f4533d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6cecc0557cd2192630f2e2f9d76aa62b8d0b96db82ec641551080b8d9f4533d", kill_on_drop: false }`
[INFO] [stdout] b6cecc0557cd2192630f2e2f9d76aa62b8d0b96db82ec641551080b8d9f4533d
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd1bd1efe65b4cf3957b567290656185a9a0581dcc3b4f46deb10702ad7c656d
[INFO] running `Command { std: "docker" "start" "-a" "bd1bd1efe65b4cf3957b567290656185a9a0581dcc3b4f46deb10702ad7c656d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling const_fn v0.4.11
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking tribool v0.3.0
[INFO] [stderr]     Checking ferrischat_common v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.51s
[INFO] running `Command { std: "docker" "inspect" "bd1bd1efe65b4cf3957b567290656185a9a0581dcc3b4f46deb10702ad7c656d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1bd1efe65b4cf3957b567290656185a9a0581dcc3b4f46deb10702ad7c656d", kill_on_drop: false }`
[INFO] [stdout] bd1bd1efe65b4cf3957b567290656185a9a0581dcc3b4f46deb10702ad7c656d