[INFO] fetching crate prefix-hex 0.7.1...
[INFO] checking prefix-hex-0.7.1 against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193
[INFO] extracting crate prefix-hex 0.7.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate prefix-hex 0.7.1
[INFO] finished tweaking crates.io crate prefix-hex 0.7.1
[INFO] tweaked toml for crates.io crate prefix-hex 0.7.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefix-hex 0.7.1 on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding primitive-types v0.12.2 (available: v0.13.1)
[INFO] [stderr]       Adding uint v0.9.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1672a2ec03b367222a4f6facd2b7e12634c6ff2367fb4f3febe10f81cecf713d
[INFO] running `Command { std: "docker" "start" "-a" "1672a2ec03b367222a4f6facd2b7e12634c6ff2367fb4f3febe10f81cecf713d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1672a2ec03b367222a4f6facd2b7e12634c6ff2367fb4f3febe10f81cecf713d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1672a2ec03b367222a4f6facd2b7e12634c6ff2367fb4f3febe10f81cecf713d", kill_on_drop: false }`
[INFO] [stdout] 1672a2ec03b367222a4f6facd2b7e12634c6ff2367fb4f3febe10f81cecf713d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 280a901eb193a959353e390e0254befa5f793e1ecaabd6f1041f49afc611e6e2
[INFO] running `Command { std: "docker" "start" "-a" "280a901eb193a959353e390e0254befa5f793e1ecaabd6f1041f49afc611e6e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking prefix-hex v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "280a901eb193a959353e390e0254befa5f793e1ecaabd6f1041f49afc611e6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "280a901eb193a959353e390e0254befa5f793e1ecaabd6f1041f49afc611e6e2", kill_on_drop: false }`
[INFO] [stdout] 280a901eb193a959353e390e0254befa5f793e1ecaabd6f1041f49afc611e6e2