[INFO] fetching crate dwfv 0.4.1...
[INFO] checking dwfv-0.4.1 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate dwfv 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dwfv 0.4.1 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dwfv 0.4.1
[INFO] finished tweaking crates.io crate dwfv 0.4.1
[INFO] tweaked toml for crates.io crate dwfv 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate dwfv 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.2.0
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded gumdrop v0.8.0
[INFO] [stderr]   Downloaded gumdrop_derive v0.8.0
[INFO] [stderr]   Downloaded tui v0.9.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed94af377f83bc01556c9ceb4476095b3a07891b9f5a889d46e3cdd7ec0bd482
[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" "ed94af377f83bc01556c9ceb4476095b3a07891b9f5a889d46e3cdd7ec0bd482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed94af377f83bc01556c9ceb4476095b3a07891b9f5a889d46e3cdd7ec0bd482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed94af377f83bc01556c9ceb4476095b3a07891b9f5a889d46e3cdd7ec0bd482", kill_on_drop: false }`
[INFO] [stdout] ed94af377f83bc01556c9ceb4476095b3a07891b9f5a889d46e3cdd7ec0bd482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 679a70d960a8a6084754edde9784181b2168f5252dfbef1fbf5113dbb95a74de
[INFO] running `Command { std: "docker" "start" "-a" "679a70d960a8a6084754edde9784181b2168f5252dfbef1fbf5113dbb95a74de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking tui v0.9.4
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]     Checking gumdrop v0.8.0
[INFO] [stderr]     Checking dwfv v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/tui/app.rs:754:10
[INFO] [stdout]     |
[INFO] [stdout] 754 |         };
[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/tui/app.rs:754:10
[INFO] [stdout]     |
[INFO] [stdout] 754 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.31s
[INFO] running `Command { std: "docker" "inspect" "679a70d960a8a6084754edde9784181b2168f5252dfbef1fbf5113dbb95a74de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679a70d960a8a6084754edde9784181b2168f5252dfbef1fbf5113dbb95a74de", kill_on_drop: false }`
[INFO] [stdout] 679a70d960a8a6084754edde9784181b2168f5252dfbef1fbf5113dbb95a74de