[INFO] fetching crate gut-lib 0.1.1...
[INFO] checking gut-lib-0.1.1 against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] extracting crate gut-lib 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate gut-lib 0.1.1
[INFO] finished tweaking crates.io crate gut-lib 0.1.1
[INFO] tweaked toml for crates.io crate gut-lib 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gut-lib 0.1.1 on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding crossterm v0.20.0 (available: v0.29.0)
[INFO] [stderr]       Adding dirs v3.0.2 (available: v6.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs v3.0.2
[INFO] [stderr]   Downloaded crossterm v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672
[INFO] running `Command { std: "docker" "start" "468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]     Checking unicode-segmentation v1.13.3
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking gut-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672", kill_on_drop: false }`
[INFO] [stdout] 468ff4a26cff4f62e4c69056e6af505cd08320c7dd8e8b1ab4079f6b306e0672
