[INFO] fetching crate ptree 0.2.1...
[INFO] checking ptree-0.2.1 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate ptree 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ptree 0.2.1 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68005bf554cb6b6ea60af89d2f5beb14af95f4c92312846b62031aa81f46c707
[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" "68005bf554cb6b6ea60af89d2f5beb14af95f4c92312846b62031aa81f46c707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68005bf554cb6b6ea60af89d2f5beb14af95f4c92312846b62031aa81f46c707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68005bf554cb6b6ea60af89d2f5beb14af95f4c92312846b62031aa81f46c707", kill_on_drop: false }`
[INFO] [stdout] 68005bf554cb6b6ea60af89d2f5beb14af95f4c92312846b62031aa81f46c707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f56cf05f1adc01381a998f5f51a19b9e373ec32e920f850598d28e9d0ea20d1
[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" "8f56cf05f1adc01381a998f5f51a19b9e373ec32e920f850598d28e9d0ea20d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
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[INFO] [stderr]     Checking ansi_term v0.11.0
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[INFO] [stderr]     Checking xml-rs v0.6.1
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[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking tint v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling nom v4.2.3
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[INFO] [stderr]     Checking directories v1.0.2
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[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde-value v0.5.3
[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] running `Command { std: "docker" "inspect" "8f56cf05f1adc01381a998f5f51a19b9e373ec32e920f850598d28e9d0ea20d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f56cf05f1adc01381a998f5f51a19b9e373ec32e920f850598d28e9d0ea20d1", kill_on_drop: false }`
[INFO] [stdout] 8f56cf05f1adc01381a998f5f51a19b9e373ec32e920f850598d28e9d0ea20d1