[INFO] fetching crate ptree 0.2.1...
[INFO] checking ptree-0.2.1 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate ptree 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ptree 0.2.1 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ptree 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ptree 0.2.1
[INFO] tweaked toml for crates.io crate ptree 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5ff1e6bab3d9785c354c19d1ebbd41d9410b0262418404fa75797c496b1af6a
[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" "d5ff1e6bab3d9785c354c19d1ebbd41d9410b0262418404fa75797c496b1af6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5ff1e6bab3d9785c354c19d1ebbd41d9410b0262418404fa75797c496b1af6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ff1e6bab3d9785c354c19d1ebbd41d9410b0262418404fa75797c496b1af6a", kill_on_drop: false }`
[INFO] [stdout] d5ff1e6bab3d9785c354c19d1ebbd41d9410b0262418404fa75797c496b1af6a
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bbbb9bb940df48a0cfd8a9b706ba9cd88cec3c14efae47e33121f60b4f694c0
[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" "3bbbb9bb940df48a0cfd8a9b706ba9cd88cec3c14efae47e33121f60b4f694c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking xml-rs v0.6.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tint v1.0.1
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking idna v0.1.5
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[INFO] [stderr]     Checking aho-corasick v0.7.13
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[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-traits v0.1.43
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[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking serde-xml-any v0.0.3
[INFO] [stderr]     Checking ron v0.3.0
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking serde_any v0.5.0
[INFO] [stderr]     Checking ptree v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/serde.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]   --> examples/serde.rs:26:68
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[structopt(short = "l", long = "leaf-style", parse(from_str = "style_from_str"))]
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 50 | fn style_from_str(s: &&str) -> Style {
[INFO] [stdout]    | ------------------------------------ found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]   --> examples/serde.rs:29:70
[INFO] [stdout]    |
[INFO] [stdout] 29 |     #[structopt(short = "b", long = "branch-style", parse(from_str = "style_from_str"))]
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 50 | fn style_from_str(s: &&str) -> Style {
[INFO] [stdout]    | ------------------------------------ found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]   --> examples/serde.rs:32:71
[INFO] [stdout]    |
[INFO] [stdout] 32 |     #[structopt(short = "c", long = "character-set", parse(from_str = "chars_from_str"))]
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stdout] ...
[INFO] [stdout] 39 | fn chars_from_str(s: &&str) -> ptree::IndentChars {
[INFO] [stdout]    | ------------------------------------------------- found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0631`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ptree`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3bbbb9bb940df48a0cfd8a9b706ba9cd88cec3c14efae47e33121f60b4f694c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bbbb9bb940df48a0cfd8a9b706ba9cd88cec3c14efae47e33121f60b4f694c0", kill_on_drop: false }`
[INFO] [stdout] 3bbbb9bb940df48a0cfd8a9b706ba9cd88cec3c14efae47e33121f60b4f694c0