[INFO] cloning repository https://github.com/cthwaite/pulp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cthwaite/pulp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcthwaite%2Fpulp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcthwaite%2Fpulp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b57baf444fbe8688e16628e99b9b240c97a5a75
[INFO] checking cthwaite/pulp against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcthwaite%2Fpulp" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cthwaite/pulp on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cthwaite/pulp
[INFO] finished tweaking git repo https://github.com/cthwaite/pulp
[INFO] tweaked toml for git repo https://github.com/cthwaite/pulp written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/cthwaite/pulp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]   Downloaded zip v0.5.6
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] [stderr]   Downloaded epub v1.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc4cb1a38f59d37bc189cdfa451d37cff84ac1d70ccd74dffa88165062b62182
[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" "bc4cb1a38f59d37bc189cdfa451d37cff84ac1d70ccd74dffa88165062b62182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc4cb1a38f59d37bc189cdfa451d37cff84ac1d70ccd74dffa88165062b62182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4cb1a38f59d37bc189cdfa451d37cff84ac1d70ccd74dffa88165062b62182", kill_on_drop: false }`
[INFO] [stdout] bc4cb1a38f59d37bc189cdfa451d37cff84ac1d70ccd74dffa88165062b62182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2046d4b86af820de114aeeb413fca7c8f6cb4c6524d783c0454f6ce5ddf41d9f
[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" "2046d4b86af820de114aeeb413fca7c8f6cb4c6524d783c0454f6ce5ddf41d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking xmlparser v0.13.2
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking roxmltree v0.13.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking epub v1.2.2
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking pulp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `cat_span_recursive`
[INFO] [stdout]   --> src/cat.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn cat_span_recursive<'a, W: Write>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_FIELDS`
[INFO] [stdout]   --> src/meta.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / const DEFAULT_FIELDS : [&str; 11] = [
[INFO] [stdout] 2  | |     "title",
[INFO] [stdout] 3  | |     "creator",
[INFO] [stdout] 4  | |     "date",
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     "type"
[INFO] [stdout] 13 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cat_span_recursive`
[INFO] [stdout]   --> src/cat.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn cat_span_recursive<'a, W: Write>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_FIELDS`
[INFO] [stdout]   --> src/meta.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / const DEFAULT_FIELDS : [&str; 11] = [
[INFO] [stdout] 2  | |     "title",
[INFO] [stdout] 3  | |     "creator",
[INFO] [stdout] 4  | |     "date",
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     "type"
[INFO] [stdout] 13 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.33s
[INFO] running `Command { std: "docker" "inspect" "2046d4b86af820de114aeeb413fca7c8f6cb4c6524d783c0454f6ce5ddf41d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2046d4b86af820de114aeeb413fca7c8f6cb4c6524d783c0454f6ce5ddf41d9f", kill_on_drop: false }`
[INFO] [stdout] 2046d4b86af820de114aeeb413fca7c8f6cb4c6524d783c0454f6ce5ddf41d9f