[INFO] cloning repository https://github.com/dmschreiber/advent-of-code-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmschreiber/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmschreiber%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmschreiber%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e768ee20f5e48b4cadf5d19c74ca0d7b967d8385 [INFO] checking dmschreiber/advent-of-code-2018 against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmschreiber%2Fadvent-of-code-2018" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dmschreiber/advent-of-code-2018 on toolchain bb9dbf1d07454a99066eabaabd5819851281494b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dmschreiber/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/dmschreiber/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/dmschreiber/advent-of-code-2018 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/dmschreiber/advent-of-code-2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-core v0.3.9 [INFO] [stderr] Downloaded signal-hook-registry v1.3.0 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded quote v1.0.8 [INFO] [stderr] Downloaded cfg-if v1.0.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.24 [INFO] [stderr] Downloaded hermit-abi v0.1.17 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded lock_api v0.4.2 [INFO] [stderr] Downloaded thread_local v1.1.0 [INFO] [stderr] Downloaded futures-io v0.3.9 [INFO] [stderr] Downloaded futures-sink v0.3.9 [INFO] [stderr] Downloaded mio v0.7.7 [INFO] [stderr] Downloaded num_cpus v1.13.0 [INFO] [stderr] Downloaded unicode-xid v0.2.1 [INFO] [stderr] Downloaded slab v0.4.2 [INFO] [stderr] Downloaded memchr v2.3.4 [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] [stderr] Downloaded bytes v1.0.0 [INFO] [stderr] Downloaded tokio-stream v0.1.1 [INFO] [stderr] Downloaded ntapi v0.3.6 [INFO] [stderr] Downloaded socket2 v0.3.19 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded syn v1.0.58 [INFO] [stderr] Downloaded once_cell v1.5.2 [INFO] [stderr] Downloaded tokio-macros v1.0.0 [INFO] [stderr] Downloaded aho-corasick v0.7.15 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded parking_lot v0.11.1 [INFO] [stderr] Downloaded instant v0.1.9 [INFO] [stderr] Downloaded miow v0.3.6 [INFO] [stderr] Downloaded pin-project-lite v0.2.1 [INFO] [stderr] Downloaded smallvec v1.6.1 [INFO] [stderr] Downloaded tokio-util v0.6.0 [INFO] [stderr] Downloaded tokio v1.0.1 [INFO] [stderr] Downloaded regex-syntax v0.6.21 [INFO] [stderr] Downloaded libc v0.2.82 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded regex v1.4.2 [INFO] [stderr] Downloaded parking_lot_core v0.8.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04faf991ffc0b9c3f720d921dbe81199fe7b60e30aa07e8739b08969ec5f7006 [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" "04faf991ffc0b9c3f720d921dbe81199fe7b60e30aa07e8739b08969ec5f7006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04faf991ffc0b9c3f720d921dbe81199fe7b60e30aa07e8739b08969ec5f7006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04faf991ffc0b9c3f720d921dbe81199fe7b60e30aa07e8739b08969ec5f7006", kill_on_drop: false }` [INFO] [stdout] 04faf991ffc0b9c3f720d921dbe81199fe7b60e30aa07e8739b08969ec5f7006 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f4ed65fd348e153a8e0e8ba7aacf3ba69d9beeea4b65896907545e6f26db558 [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" "8f4ed65fd348e153a8e0e8ba7aacf3ba69d9beeea4b65896907545e6f26db558", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Checking bytes v1.0.0 [INFO] [stderr] Checking pin-project-lite v0.2.1 [INFO] [stderr] Checking futures-core v0.3.9 [INFO] [stderr] Checking futures-sink v0.3.9 [INFO] [stderr] Checking futures-io v0.3.9 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Checking tokio-stream v0.1.1 [INFO] [stderr] Checking tokio-util v0.6.0 [INFO] [stderr] Checking puzzle-base v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::common` [INFO] [stdout] --> src/puzzle11.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use crate::common; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/puzzle11.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::common` [INFO] [stdout] --> src/puzzle11.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use crate::common; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/puzzle11.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `largest_z` is assigned to, but never used [INFO] [stdout] --> src/puzzle11.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | let mut largest_z = 3; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_largest_z` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `largest_z` is never read [INFO] [stdout] --> src/puzzle11.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | largest_z = z; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `largest_z` is assigned to, but never used [INFO] [stdout] --> src/puzzle11.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | let mut largest_z = 3; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_largest_z` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `largest_z` is never read [INFO] [stdout] --> src/puzzle11.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | largest_z = z; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `factor` [INFO] [stdout] --> src/puzzle11.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn factor(num: i32) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.13s [INFO] running `Command { std: "docker" "inspect" "8f4ed65fd348e153a8e0e8ba7aacf3ba69d9beeea4b65896907545e6f26db558", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f4ed65fd348e153a8e0e8ba7aacf3ba69d9beeea4b65896907545e6f26db558", kill_on_drop: false }` [INFO] [stdout] 8f4ed65fd348e153a8e0e8ba7aacf3ba69d9beeea4b65896907545e6f26db558