[INFO] cloning repository https://github.com/fospring/feature_workspace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fospring/feature_workspace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffospring%2Ffeature_workspace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffospring%2Ffeature_workspace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56b3509d68d74b8e964eeb05d6d80b79e91bb3d8
[INFO] checking fospring/feature_workspace against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffospring%2Ffeature_workspace" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fospring/feature_workspace on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking git repo https://github.com/fospring/feature_workspace
[INFO] finished tweaking git repo https://github.com/fospring/feature_workspace
[INFO] tweaked toml for git repo https://github.com/fospring/feature_workspace written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/fospring/feature_workspace already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a06391056d9d1e61defcff00a9eb04ea6f7e65879c7fd52dc6f1c3c5fb4d125e
[INFO] running `Command { std: "docker" "start" "-a" "a06391056d9d1e61defcff00a9eb04ea6f7e65879c7fd52dc6f1c3c5fb4d125e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a06391056d9d1e61defcff00a9eb04ea6f7e65879c7fd52dc6f1c3c5fb4d125e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06391056d9d1e61defcff00a9eb04ea6f7e65879c7fd52dc6f1c3c5fb4d125e", kill_on_drop: false }`
[INFO] [stdout] a06391056d9d1e61defcff00a9eb04ea6f7e65879c7fd52dc6f1c3c5fb4d125e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 804ab8e1ccb72a2bc867fc1f4b46c289a2d3e8747a3fddd553a22ab8c1eaee26
[INFO] running `Command { std: "docker" "start" "-a" "804ab8e1ccb72a2bc867fc1f4b46c289a2d3e8747a3fddd553a22ab8c1eaee26", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking fospring-view v0.1.0 (/opt/rustwide/workdir/fospring-view)
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking fospring-log v0.1.0 (/opt/rustwide/workdir/fospring-log)
[INFO] [stderr]     Checking fospring v0.1.0 (/opt/rustwide/workdir/fospring)
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking fospring-base v0.1.0 (/opt/rustwide/workdir/fospring-base)
[INFO] [stdout] warning: unused import: `errors::*`
[INFO] [stdout]  --> fospring-base/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use errors::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]     Checking argh v0.1.4
[INFO] [stderr]     Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.29s
[INFO] running `Command { std: "docker" "inspect" "804ab8e1ccb72a2bc867fc1f4b46c289a2d3e8747a3fddd553a22ab8c1eaee26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "804ab8e1ccb72a2bc867fc1f4b46c289a2d3e8747a3fddd553a22ab8c1eaee26", kill_on_drop: false }`
[INFO] [stdout] 804ab8e1ccb72a2bc867fc1f4b46c289a2d3e8747a3fddd553a22ab8c1eaee26