[INFO] fetching crate geml 1.1.26...
[INFO] checking geml-1.1.26 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate geml 1.1.26 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate geml 1.1.26 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate geml 1.1.26
[INFO] finished tweaking crates.io crate geml 1.1.26
[INFO] tweaked toml for crates.io crate geml 1.1.26 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d95d2569b7923e0aa05028ce1b7039bb48df6d083c1046cb8d70f03e8592e6e
[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" "8d95d2569b7923e0aa05028ce1b7039bb48df6d083c1046cb8d70f03e8592e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d95d2569b7923e0aa05028ce1b7039bb48df6d083c1046cb8d70f03e8592e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d95d2569b7923e0aa05028ce1b7039bb48df6d083c1046cb8d70f03e8592e6e", kill_on_drop: false }`
[INFO] [stdout] 8d95d2569b7923e0aa05028ce1b7039bb48df6d083c1046cb8d70f03e8592e6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11c0a11e694ca52560c185d46c9854575d096127d045eec488f3f6fbe4ba29da
[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" "11c0a11e694ca52560c185d46c9854575d096127d045eec488f3f6fbe4ba29da", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking geml v1.1.26 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]    --> src/markdown/mod.rs:104:30
[INFO] [stdout]     |
[INFO] [stdout] 104 |     format!("<{}>{}</{}>", if{cap[1].len()==1}{"em"}else{"strong"}, &cap[2], if{cap[1].len()==1}{"em"}else{"strong"})
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]    --> src/markdown/mod.rs:104:80
[INFO] [stdout]     |
[INFO] [stdout] 104 |     format!("<{}>{}</{}>", if{cap[1].len()==1}{"em"}else{"strong"}, &cap[2], if{cap[1].len()==1}{"em"}else{"strong"})
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]    --> src/markdown/mod.rs:104:30
[INFO] [stdout]     |
[INFO] [stdout] 104 |     format!("<{}>{}</{}>", if{cap[1].len()==1}{"em"}else{"strong"}, &cap[2], if{cap[1].len()==1}{"em"}else{"strong"})
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]    --> src/markdown/mod.rs:104:80
[INFO] [stdout]     |
[INFO] [stdout] 104 |     format!("<{}>{}</{}>", if{cap[1].len()==1}{"em"}else{"strong"}, &cap[2], if{cap[1].len()==1}{"em"}else{"strong"})
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cap`
[INFO] [stdout]    --> src/markdown/mod.rs:107:18
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn rule_replacer(cap: &Captures) -> String {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_cap`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cap`
[INFO] [stdout]    --> src/markdown/mod.rs:107:18
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn rule_replacer(cap: &Captures) -> String {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_cap`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/bin/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/bin/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` 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 9.08s
[INFO] running `Command { std: "docker" "inspect" "11c0a11e694ca52560c185d46c9854575d096127d045eec488f3f6fbe4ba29da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11c0a11e694ca52560c185d46c9854575d096127d045eec488f3f6fbe4ba29da", kill_on_drop: false }`
[INFO] [stdout] 11c0a11e694ca52560c185d46c9854575d096127d045eec488f3f6fbe4ba29da