[INFO] cloning repository https://github.com/myfreeweb/dcml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/myfreeweb/dcml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyfreeweb%2Fdcml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyfreeweb%2Fdcml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b5fda1fd6b741de053f2e5e3c07b22639b56acf
[INFO] checking myfreeweb/dcml against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyfreeweb%2Fdcml" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/myfreeweb/dcml on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/myfreeweb/dcml
[INFO] finished tweaking git repo https://github.com/myfreeweb/dcml
[INFO] tweaked toml for git repo https://github.com/myfreeweb/dcml written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/myfreeweb/dcml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0cd9748c62b850fee8b106fa72b822757aced14fe2a33f30844542a6a7720b31
[INFO] running `Command { std: "docker" "start" "-a" "0cd9748c62b850fee8b106fa72b822757aced14fe2a33f30844542a6a7720b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cd9748c62b850fee8b106fa72b822757aced14fe2a33f30844542a6a7720b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd9748c62b850fee8b106fa72b822757aced14fe2a33f30844542a6a7720b31", kill_on_drop: false }`
[INFO] [stdout] 0cd9748c62b850fee8b106fa72b822757aced14fe2a33f30844542a6a7720b31
[INFO] running `Command { std: "docker" "create" "-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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91b01f8f891da2bb8cf2e939771e7d02736a2d71b5ed1dc8112c98c8c9419a3c
[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" "91b01f8f891da2bb8cf2e939771e7d02736a2d71b5ed1dc8112c98c8c9419a3c", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking im v4.1.0
[INFO] [stderr]     Checking serde v1.0.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking combine v2.3.2
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking combine-language v2.0.0
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]    Compiling serde_derive v1.0.9
[INFO] [stderr]     Checking num-bigint v0.1.39
[INFO] [stderr]     Checking num-complex v0.1.38
[INFO] [stderr]     Checking num-rational v0.1.38
[INFO] [stderr]     Checking num v0.1.39
[INFO] [stderr]     Checking dcml v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:135:6
[INFO] [stdout]     |
[INFO] [stdout] 135 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:135:6
[INFO] [stdout]     |
[INFO] [stdout] 135 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.12s
[INFO] running `Command { std: "docker" "inspect" "91b01f8f891da2bb8cf2e939771e7d02736a2d71b5ed1dc8112c98c8c9419a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b01f8f891da2bb8cf2e939771e7d02736a2d71b5ed1dc8112c98c8c9419a3c", kill_on_drop: false }`
[INFO] [stdout] 91b01f8f891da2bb8cf2e939771e7d02736a2d71b5ed1dc8112c98c8c9419a3c