[INFO] fetching crate jrnl 0.1.1...
[INFO] checking jrnl-0.1.1 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate jrnl 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate jrnl 0.1.1 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 jrnl 0.1.1
[INFO] finished tweaking crates.io crate jrnl 0.1.1
[INFO] tweaked toml for crates.io crate jrnl 0.1.1 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 707b9ed439b18560d48044ec53597a8a9ee8df51cc14c2e5d731754186bdcedf
[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" "707b9ed439b18560d48044ec53597a8a9ee8df51cc14c2e5d731754186bdcedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "707b9ed439b18560d48044ec53597a8a9ee8df51cc14c2e5d731754186bdcedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707b9ed439b18560d48044ec53597a8a9ee8df51cc14c2e5d731754186bdcedf", kill_on_drop: false }`
[INFO] [stdout] 707b9ed439b18560d48044ec53597a8a9ee8df51cc14c2e5d731754186bdcedf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e038f530de0ac66925f2d54441f1b8e7e367b18438c8fba9071e373c3f4e9d8b
[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" "e038f530de0ac66925f2d54441f1b8e7e367b18438c8fba9071e373c3f4e9d8b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling configure_derive v0.1.1
[INFO] [stderr]     Checking configure v0.1.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking jrnl v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `mentions` should have an upper case name
[INFO] [stdout]   --> src/journal.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     static ref mentions:Regex = Regex::new(r"@[a-zA-Z0-9_]*").unwrap();
[INFO] [stdout]    |                ^^^^^^^^ help: convert the identifier to upper case: `MENTIONS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `tagsRegex` should have an upper case name
[INFO] [stdout]   --> src/journal.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     static ref tagsRegex: Regex  = Regex::new(r"#[a-zA-Z0-9_]*").unwrap();
[INFO] [stdout]    |                ^^^^^^^^^ help: convert the identifier to upper case: `TAGS_REGEX`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `mentions` should have an upper case name
[INFO] [stdout]   --> src/journal.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     static ref mentions:Regex = Regex::new(r"@[a-zA-Z0-9_]*").unwrap();
[INFO] [stdout]    |                ^^^^^^^^ help: convert the identifier to upper case: `MENTIONS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `tagsRegex` should have an upper case name
[INFO] [stdout]   --> src/journal.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     static ref tagsRegex: Regex  = Regex::new(r"#[a-zA-Z0-9_]*").unwrap();
[INFO] [stdout]    |                ^^^^^^^^^ help: convert the identifier to upper case: `TAGS_REGEX`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.02s
[INFO] running `Command { std: "docker" "inspect" "e038f530de0ac66925f2d54441f1b8e7e367b18438c8fba9071e373c3f4e9d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e038f530de0ac66925f2d54441f1b8e7e367b18438c8fba9071e373c3f4e9d8b", kill_on_drop: false }`
[INFO] [stdout] e038f530de0ac66925f2d54441f1b8e7e367b18438c8fba9071e373c3f4e9d8b