[INFO] cloning repository https://github.com/adek05/AdventOfCode2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adek05/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd3cf77ebb3c9f0f93e902a7ae6a3ffe8a2b6d0b [INFO] checking adek05/AdventOfCode2020 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2020" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/adek05/AdventOfCode2020 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/adek05/AdventOfCode2020 [INFO] finished tweaking git repo https://github.com/adek05/AdventOfCode2020 [INFO] tweaked toml for git repo https://github.com/adek05/AdventOfCode2020 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/adek05/AdventOfCode2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b02530d20b1f28d7ded3a28c3049e5031a7105cbd9474ceccd9c0ccbb2030769 [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" "b02530d20b1f28d7ded3a28c3049e5031a7105cbd9474ceccd9c0ccbb2030769", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b02530d20b1f28d7ded3a28c3049e5031a7105cbd9474ceccd9c0ccbb2030769", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b02530d20b1f28d7ded3a28c3049e5031a7105cbd9474ceccd9c0ccbb2030769", kill_on_drop: false }` [INFO] [stdout] b02530d20b1f28d7ded3a28c3049e5031a7105cbd9474ceccd9c0ccbb2030769 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5236b48463dfc67d1a31de7c6fe6ac956c26c6c668df4a9bfaa2733f62c8ef26 [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" "5236b48463dfc67d1a31de7c6fe6ac956c26c6c668df4a9bfaa2733f62c8ef26", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking unicode-segmentation v0.1.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itertools v0.4.19 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking lazy_static v0.1.16 [INFO] [stderr] Compiling strcursor v0.2.5 [INFO] [stderr] Compiling scan-rules v0.2.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking AdventOfCode2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/crab_cups.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 12 | / loop { [INFO] [stdout] 13 | | current_cup -= 1; [INFO] [stdout] 14 | | if current_cup == 0 { [INFO] [stdout] 15 | | current_cup = modulo; [INFO] [stdout] ... | [INFO] [stdout] 23 | | } [INFO] [stdout] 24 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 25 | panic!("Unreachable"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/crab_cups.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 12 | / loop { [INFO] [stdout] 13 | | current_cup -= 1; [INFO] [stdout] 14 | | if current_cup == 0 { [INFO] [stdout] 15 | | current_cup = modulo; [INFO] [stdout] ... | [INFO] [stdout] 23 | | } [INFO] [stdout] 24 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 25 | panic!("Unreachable"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map, [closure@src/allergen_assessment.rs:54:25: 54:72]>, [closure@src/allergen_assessment.rs:55:22: 55:59]>` in the current scope [INFO] [stdout] --> src/allergen_assessment.rs:56:18 [INFO] [stdout] | [INFO] [stdout] 56 | .fold_first(|acc, p| acc.intersection(&p).cloned().collect()) [INFO] [stdout] | ^^^^^^^^^^ method not found in `Map, [closure@src/allergen_assessment.rs:54:25: 54:72]>, [closure@src/allergen_assessment.rs:55:22: 55:59]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map, [closure@src/allergen_assessment.rs:54:25: 54:72]>, [closure@src/allergen_assessment.rs:55:22: 55:59]>` in the current scope [INFO] [stdout] --> src/allergen_assessment.rs:56:18 [INFO] [stdout] | [INFO] [stdout] 56 | .fold_first(|acc, p| acc.intersection(&p).cloned().collect()) [INFO] [stdout] | ^^^^^^^^^^ method not found in `Map, [closure@src/allergen_assessment.rs:54:25: 54:72]>, [closure@src/allergen_assessment.rs:55:22: 55:59]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `AdventOfCode2020` [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5236b48463dfc67d1a31de7c6fe6ac956c26c6c668df4a9bfaa2733f62c8ef26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5236b48463dfc67d1a31de7c6fe6ac956c26c6c668df4a9bfaa2733f62c8ef26", kill_on_drop: false }` [INFO] [stdout] 5236b48463dfc67d1a31de7c6fe6ac956c26c6c668df4a9bfaa2733f62c8ef26