[INFO] fetching crate comment-strip 0.1.3...
[INFO] checking comment-strip-0.1.3 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate comment-strip 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate comment-strip 0.1.3 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate comment-strip 0.1.3
[INFO] finished tweaking crates.io crate comment-strip 0.1.3
[INFO] tweaked toml for crates.io crate comment-strip 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "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 yaml-rust v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60e1f196f1fae6c7b2eca8c1d796cb66e8d36c0ce52790771f2b84e06f16d5de
[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" "60e1f196f1fae6c7b2eca8c1d796cb66e8d36c0ce52790771f2b84e06f16d5de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60e1f196f1fae6c7b2eca8c1d796cb66e8d36c0ce52790771f2b84e06f16d5de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e1f196f1fae6c7b2eca8c1d796cb66e8d36c0ce52790771f2b84e06f16d5de", kill_on_drop: false }`
[INFO] [stdout] 60e1f196f1fae6c7b2eca8c1d796cb66e8d36c0ce52790771f2b84e06f16d5de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df02545ea4af4c89eadcfa2fb1cd38dfb94b3fdede316a5962039a8ef8b33e2
[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" "6df02545ea4af4c89eadcfa2fb1cd38dfb94b3fdede316a5962039a8ef8b33e2", kill_on_drop: false }`
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking comment-strip v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Ok(Input::File(try!(fs::File::open(path))))
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:25:27
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Some(path) => try!(Input::file(path))
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |         Ok(Output::File(try!(fs::File::create(path))))
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:55:27
[INFO] [stdout]    |
[INFO] [stdout] 55 |             Some(path) => try!(Output::file(path))
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Ok(Input::File(try!(fs::File::open(path))))
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:25:27
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Some(path) => try!(Input::file(path))
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |         Ok(Output::File(try!(fs::File::create(path))))
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/config.rs:55:27
[INFO] [stdout]    |
[INFO] [stdout] 55 |             Some(path) => try!(Output::file(path))
[INFO] [stdout]    |                           ^^^
[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 6.40s
[INFO] running `Command { std: "docker" "inspect" "6df02545ea4af4c89eadcfa2fb1cd38dfb94b3fdede316a5962039a8ef8b33e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df02545ea4af4c89eadcfa2fb1cd38dfb94b3fdede316a5962039a8ef8b33e2", kill_on_drop: false }`
[INFO] [stdout] 6df02545ea4af4c89eadcfa2fb1cd38dfb94b3fdede316a5962039a8ef8b33e2