[INFO] fetching crate cargo-shim 0.2.0...
[INFO] checking cargo-shim-0.2.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate cargo-shim 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cargo-shim 0.2.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-shim 0.2.0
[INFO] finished tweaking crates.io crate cargo-shim 0.2.0
[INFO] tweaked toml for crates.io crate cargo-shim 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3750c8e7d66c3112060d2ae89c96b7c8702483c0f0a7bfacbe98af6244c06d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c3750c8e7d66c3112060d2ae89c96b7c8702483c0f0a7bfacbe98af6244c06d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3750c8e7d66c3112060d2ae89c96b7c8702483c0f0a7bfacbe98af6244c06d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3750c8e7d66c3112060d2ae89c96b7c8702483c0f0a7bfacbe98af6244c06d3", kill_on_drop: false }`
[INFO] [stdout] c3750c8e7d66c3112060d2ae89c96b7c8702483c0f0a7bfacbe98af6244c06d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da6e193f99baafa4b9276d5e24e88af454c26417aed50a0a59cb805ca5f314af
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da6e193f99baafa4b9276d5e24e88af454c26417aed50a0a59cb805ca5f314af", kill_on_drop: false }`
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking cargo_metadata v0.6.4
[INFO] [stderr]     Checking cargo-shim v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:268:86
[INFO] [stdout]     |
[INFO] [stdout] 268 |             Error::CannotLaunchCargo( ref err ) => write!( formatter, "{}: {}", self.description(), err ),
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:269:80
[INFO] [stdout]     |
[INFO] [stdout] 269 |             Error::CargoFailed( ref err ) => write!( formatter, "{}: {}", self.description(), err ),
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:270:91
[INFO] [stdout]     |
[INFO] [stdout] 270 |             Error::CannotParseCargoOutput( ref err ) => write!( formatter, "{}: {}", self.description(), err )
[INFO] [stdout]     |                                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:268:86
[INFO] [stdout]     |
[INFO] [stdout] 268 |             Error::CannotLaunchCargo( ref err ) => write!( formatter, "{}: {}", self.description(), err ),
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:269:80
[INFO] [stdout]     |
[INFO] [stdout] 269 |             Error::CargoFailed( ref err ) => write!( formatter, "{}: {}", self.description(), err ),
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:270:91
[INFO] [stdout]     |
[INFO] [stdout] 270 |             Error::CannotParseCargoOutput( ref err ) => write!( formatter, "{}: {}", self.description(), err )
[INFO] [stdout]     |                                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:886:13
[INFO] [stdout]     |
[INFO] [stdout] 886 |         for mut artifact in artifacts {
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:886:13
[INFO] [stdout]     |
[INFO] [stdout] 886 |         for mut artifact in artifacts {
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.16s
[INFO] running `Command { std: "docker" "inspect" "da6e193f99baafa4b9276d5e24e88af454c26417aed50a0a59cb805ca5f314af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6e193f99baafa4b9276d5e24e88af454c26417aed50a0a59cb805ca5f314af", kill_on_drop: false }`
[INFO] [stdout] da6e193f99baafa4b9276d5e24e88af454c26417aed50a0a59cb805ca5f314af