[INFO] fetching crate pcb-c 0.2.0...
[INFO] checking pcb-c-0.2.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate pcb-c 0.2.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate pcb-c 0.2.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcb-c 0.2.0
[INFO] finished tweaking crates.io crate pcb-c 0.2.0
[INFO] tweaked toml for crates.io crate pcb-c 0.2.0 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pcb-llvm v0.2.0
[INFO] [stderr]   Downloaded pcb v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d1d4fb0081876ca79abe4b4fa7cb61b65a5983f0d9d9063eb57b356dc257fb7
[INFO] running `Command { std: "docker" "start" "-a" "7d1d4fb0081876ca79abe4b4fa7cb61b65a5983f0d9d9063eb57b356dc257fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d1d4fb0081876ca79abe4b4fa7cb61b65a5983f0d9d9063eb57b356dc257fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d1d4fb0081876ca79abe4b4fa7cb61b65a5983f0d9d9063eb57b356dc257fb7", kill_on_drop: false }`
[INFO] [stdout] 7d1d4fb0081876ca79abe4b4fa7cb61b65a5983f0d9d9063eb57b356dc257fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca00a88be7bd52b57493a56d81fb69bc7049b397c8c882a3bf5504d5b8f15ed8
[INFO] running `Command { std: "docker" "start" "-a" "ca00a88be7bd52b57493a56d81fb69bc7049b397c8c882a3bf5504d5b8f15ed8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]    Compiling pcb-c v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pcb-core v0.2.0
[INFO] [stdout] error[E0463]: can't find crate for `cheddar`
[INFO] [stdout]  --> build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate cheddar;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pcb-c` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ca00a88be7bd52b57493a56d81fb69bc7049b397c8c882a3bf5504d5b8f15ed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca00a88be7bd52b57493a56d81fb69bc7049b397c8c882a3bf5504d5b8f15ed8", kill_on_drop: false }`
[INFO] [stdout] ca00a88be7bd52b57493a56d81fb69bc7049b397c8c882a3bf5504d5b8f15ed8