[INFO] cloning repository https://github.com/koikos/hours
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koikos/hours" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoikos%2Fhours", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoikos%2Fhours'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5547d55a2d082109fce038b4ba918d41e302fefe
[INFO] checking koikos/hours against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoikos%2Fhours" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koikos/hours on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/koikos/hours
[INFO] finished tweaking git repo https://github.com/koikos/hours
[INFO] tweaked toml for git repo https://github.com/koikos/hours written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/koikos/hours already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] [stderr]   Downloaded simple_logger v1.9.0
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded simple-error v0.2.2
[INFO] [stderr]   Downloaded chrono v0.4.15
[INFO] [stderr]   Downloaded structopt v0.3.17
[INFO] [stderr]   Downloaded syn v1.0.41
[INFO] [stderr]   Downloaded structopt-derive v0.4.10
[INFO] [stderr]   Downloaded miniz_oxide v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 016e47bf5d6df6d91fed7bcc8b93e1bccbc7981cec727c5a1b0c5340d9fed121
[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" "016e47bf5d6df6d91fed7bcc8b93e1bccbc7981cec727c5a1b0c5340d9fed121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "016e47bf5d6df6d91fed7bcc8b93e1bccbc7981cec727c5a1b0c5340d9fed121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "016e47bf5d6df6d91fed7bcc8b93e1bccbc7981cec727c5a1b0c5340d9fed121", kill_on_drop: false }`
[INFO] [stdout] 016e47bf5d6df6d91fed7bcc8b93e1bccbc7981cec727c5a1b0c5340d9fed121
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ecdaa1157408318f14f807fb29854ed1c164ab4587aa130c3425f455fe08310
[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" "4ecdaa1157408318f14f807fb29854ed1c164ab4587aa130c3425f455fe08310", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking simple-error v0.2.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking simple_logger v1.9.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking hours v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Err(e) => {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Err(e) => {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` 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 41.21s
[INFO] running `Command { std: "docker" "inspect" "4ecdaa1157408318f14f807fb29854ed1c164ab4587aa130c3425f455fe08310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ecdaa1157408318f14f807fb29854ed1c164ab4587aa130c3425f455fe08310", kill_on_drop: false }`
[INFO] [stdout] 4ecdaa1157408318f14f807fb29854ed1c164ab4587aa130c3425f455fe08310