[INFO] fetching crate embedded-error-chain 1.0.0...
[INFO] checking embedded-error-chain-1.0.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate embedded-error-chain 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate embedded-error-chain 1.0.0
[INFO] finished tweaking crates.io crate embedded-error-chain 1.0.0
[INFO] tweaked toml for crates.io crate embedded-error-chain 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate embedded-error-chain 1.0.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate embedded-error-chain 1.0.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-error-chain-macros v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80448c7e7eb352399f851512e22128a658159f2eddc763700087fb74636bbdb7
[INFO] running `Command { std: "docker" "start" "-a" "80448c7e7eb352399f851512e22128a658159f2eddc763700087fb74636bbdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80448c7e7eb352399f851512e22128a658159f2eddc763700087fb74636bbdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80448c7e7eb352399f851512e22128a658159f2eddc763700087fb74636bbdb7", kill_on_drop: false }`
[INFO] [stdout] 80448c7e7eb352399f851512e22128a658159f2eddc763700087fb74636bbdb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9c8430891d55dedba2182151055edf26cd716aba58926d264af8fdaa084740b
[INFO] running `Command { std: "docker" "start" "-a" "f9c8430891d55dedba2182151055edf26cd716aba58926d264af8fdaa084740b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling embedded-error-chain-macros v1.0.0
[INFO] [stderr]     Checking embedded-error-chain v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static `SOME_GLOBAL_VARIABLE` is never used
[INFO] [stdout]  --> tests/error_attr.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | static SOME_GLOBAL_VARIABLE: usize = 200;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `YetEmptyError` is never used
[INFO] [stdout]   --> tests/error_attr.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum YetEmptyError {}
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LAST_GYRO_ACC_READOUT` is never used
[INFO] [stdout]   --> examples/acc_gyro_errors.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | static LAST_GYRO_ACC_READOUT: usize = 200;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "f9c8430891d55dedba2182151055edf26cd716aba58926d264af8fdaa084740b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c8430891d55dedba2182151055edf26cd716aba58926d264af8fdaa084740b", kill_on_drop: false }`
[INFO] [stdout] f9c8430891d55dedba2182151055edf26cd716aba58926d264af8fdaa084740b