[INFO] fetching crate cargo-shim 0.2.0...
[INFO] checking cargo-shim-0.2.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate cargo-shim 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cargo-shim 0.2.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 756439551a2a0505cd25df5f758c9e8c7130d1eb9656f3a100a8bba70cdde104
[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" "756439551a2a0505cd25df5f758c9e8c7130d1eb9656f3a100a8bba70cdde104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "756439551a2a0505cd25df5f758c9e8c7130d1eb9656f3a100a8bba70cdde104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756439551a2a0505cd25df5f758c9e8c7130d1eb9656f3a100a8bba70cdde104", kill_on_drop: false }`
[INFO] [stdout] 756439551a2a0505cd25df5f758c9e8c7130d1eb9656f3a100a8bba70cdde104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTUP_TOOLCHAIN=45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e30df46463491cd86ab4c0457896c75e7019eefd43cda47a6cd0d3eb037db0c2
[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" "e30df46463491cd86ab4c0457896c75e7019eefd43cda47a6cd0d3eb037db0c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking cargo_metadata v0.6.4
[INFO] [stderr]     Checking failure v0.1.8
[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: 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: 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.06s
[INFO] running `Command { std: "docker" "inspect" "e30df46463491cd86ab4c0457896c75e7019eefd43cda47a6cd0d3eb037db0c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e30df46463491cd86ab4c0457896c75e7019eefd43cda47a6cd0d3eb037db0c2", kill_on_drop: false }`
[INFO] [stdout] e30df46463491cd86ab4c0457896c75e7019eefd43cda47a6cd0d3eb037db0c2