[INFO] cloning repository https://github.com/regalk13/rust-timer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/regalk13/rust-timer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fregalk13%2Frust-timer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fregalk13%2Frust-timer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 67fd036c7d13f0d9462916368630b83e572725d0 [INFO] checking regalk13/rust-timer against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fregalk13%2Frust-timer" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/regalk13/rust-timer on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/regalk13/rust-timer [INFO] finished tweaking git repo https://github.com/regalk13/rust-timer [INFO] tweaked toml for git repo https://github.com/regalk13/rust-timer written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/regalk13/rust-timer already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cxxbridge-flags v1.0.86 [INFO] [stderr] Downloaded cxx-build v1.0.86 [INFO] [stderr] Downloaded cxx v1.0.86 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 684ee8d7ec6932e0d1bcf910e4c49477f1f20ddd9d2154aa3e2fe06c24995dd7 [INFO] running `Command { std: "docker" "start" "-a" "684ee8d7ec6932e0d1bcf910e4c49477f1f20ddd9d2154aa3e2fe06c24995dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "684ee8d7ec6932e0d1bcf910e4c49477f1f20ddd9d2154aa3e2fe06c24995dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "684ee8d7ec6932e0d1bcf910e4c49477f1f20ddd9d2154aa3e2fe06c24995dd7", kill_on_drop: false }` [INFO] [stdout] 684ee8d7ec6932e0d1bcf910e4c49477f1f20ddd9d2154aa3e2fe06c24995dd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5fb4c08a3f1ba8d4682c1ebdd98311d845ea339bdbd733d80f3be15a2a5b0c56 [INFO] running `Command { std: "docker" "start" "-a" "5fb4c08a3f1ba8d4682c1ebdd98311d845ea339bdbd733d80f3be15a2a5b0c56", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling sdl2 v0.35.2 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling sdl2-sys v0.35.2 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking chrono v0.4.23 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking timer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | let mut value = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | let mut value = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:359:5 [INFO] [stdout] | [INFO] [stdout] 359 | run(path, time, countdown, exit_after_end); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 359 | let _ = run(path, time, countdown, exit_after_end); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:359:5 [INFO] [stdout] | [INFO] [stdout] 359 | run(path, time, countdown, exit_after_end); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 359 | let _ = run(path, time, countdown, exit_after_end); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.83s [INFO] running `Command { std: "docker" "inspect" "5fb4c08a3f1ba8d4682c1ebdd98311d845ea339bdbd733d80f3be15a2a5b0c56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fb4c08a3f1ba8d4682c1ebdd98311d845ea339bdbd733d80f3be15a2a5b0c56", kill_on_drop: false }` [INFO] [stdout] 5fb4c08a3f1ba8d4682c1ebdd98311d845ea339bdbd733d80f3be15a2a5b0c56 [INFO] checking regalk13/rust-timer against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fregalk13%2Frust-timer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/regalk13/rust-timer on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/regalk13/rust-timer [INFO] finished tweaking git repo https://github.com/regalk13/rust-timer [INFO] tweaked toml for git repo https://github.com/regalk13/rust-timer written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/regalk13/rust-timer already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 556d33e29e22d573bc3c3ce3001f44e131036fefa4d2b9bb86975ada6f252ec6 [INFO] running `Command { std: "docker" "start" "-a" "556d33e29e22d573bc3c3ce3001f44e131036fefa4d2b9bb86975ada6f252ec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "556d33e29e22d573bc3c3ce3001f44e131036fefa4d2b9bb86975ada6f252ec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "556d33e29e22d573bc3c3ce3001f44e131036fefa4d2b9bb86975ada6f252ec6", kill_on_drop: false }` [INFO] [stdout] 556d33e29e22d573bc3c3ce3001f44e131036fefa4d2b9bb86975ada6f252ec6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c8f9e9c98001d2203db85850532c6211f4ce7eabf9c8fef83539d9e17696ab9 [INFO] running `Command { std: "docker" "start" "-a" "7c8f9e9c98001d2203db85850532c6211f4ce7eabf9c8fef83539d9e17696ab9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling sdl2 v0.35.2 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling sdl2-sys v0.35.2 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking chrono v0.4.23 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking timer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | let mut value = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:359:5 [INFO] [stdout] | [INFO] [stdout] 359 | run(path, time, countdown, exit_after_end); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 359 | let _ = run(path, time, countdown, exit_after_end); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | let mut value = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:359:5 [INFO] [stdout] | [INFO] [stdout] 359 | run(path, time, countdown, exit_after_end); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 359 | let _ = run(path, time, countdown, exit_after_end); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.30s [INFO] running `Command { std: "docker" "inspect" "7c8f9e9c98001d2203db85850532c6211f4ce7eabf9c8fef83539d9e17696ab9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c8f9e9c98001d2203db85850532c6211f4ce7eabf9c8fef83539d9e17696ab9", kill_on_drop: false }` [INFO] [stdout] 7c8f9e9c98001d2203db85850532c6211f4ce7eabf9c8fef83539d9e17696ab9