[INFO] cloning repository https://github.com/stefanoc/advent [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stefanoc/advent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefanoc%2Fadvent", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefanoc%2Fadvent'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 856f78d921d2829f0809363d24d0351b3ea81657 [INFO] checking stefanoc/advent against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefanoc%2Fadvent" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stefanoc/advent on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stefanoc/advent [INFO] finished tweaking git repo https://github.com/stefanoc/advent [INFO] tweaked toml for git repo https://github.com/stefanoc/advent written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/stefanoc/advent 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded md5 v0.1.1 [INFO] [stderr] Downloaded itertools v0.4.11 [INFO] [stderr] Downloaded iterslide v0.0.5 [INFO] [stderr] Downloaded permutohedron v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c1fb651487c7a9a696f85a74e6364c396d7c6ff7087b505596659c10b31dc85d [INFO] running `Command { std: "docker" "start" "-a" "c1fb651487c7a9a696f85a74e6364c396d7c6ff7087b505596659c10b31dc85d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c1fb651487c7a9a696f85a74e6364c396d7c6ff7087b505596659c10b31dc85d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1fb651487c7a9a696f85a74e6364c396d7c6ff7087b505596659c10b31dc85d", kill_on_drop: false }` [INFO] [stdout] c1fb651487c7a9a696f85a74e6364c396d7c6ff7087b505596659c10b31dc85d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad0fe5557ed09eceb2e48e700f28ffd21272f55e1f228f0bb20bbb89620a44f1 [INFO] running `Command { std: "docker" "start" "-a" "ad0fe5557ed09eceb2e48e700f28ffd21272f55e1f228f0bb20bbb89620a44f1", kill_on_drop: false }` [INFO] [stderr] Checking permutohedron v0.2.1 [INFO] [stderr] Checking md5 v0.1.1 [INFO] [stderr] Checking itertools v0.4.11 [INFO] [stderr] Checking iterslide v0.0.5 [INFO] [stderr] Checking advent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/four.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use md5; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate md5; [INFO] [stdout] | ----------------- the item `md5` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/four.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use md5; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate md5; [INFO] [stdout] | ----------------- the item `md5` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/six.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | (Self::locate(x0, y) .. Self::locate(x1, y) + 1) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 45 - (Self::locate(x0, y) .. Self::locate(x1, y) + 1) [INFO] [stdout] 45 + Self::locate(x0, y) .. Self::locate(x1, y) + 1 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/six.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | (Self::locate(x0, y) .. Self::locate(x1, y) + 1) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 45 - (Self::locate(x0, y) .. Self::locate(x1, y) + 1) [INFO] [stdout] 45 + Self::locate(x0, y) .. Self::locate(x1, y) + 1 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/nine.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/nine.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `str_char` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_char)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `str_char` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_char)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nine.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut entry = self.data.entry(from).or_insert(Distances::new()); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nine.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut entry = self.data.entry(from).or_insert(Distances::new()); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent` (bin "advent" test) due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `advent` (bin "advent") due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ad0fe5557ed09eceb2e48e700f28ffd21272f55e1f228f0bb20bbb89620a44f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad0fe5557ed09eceb2e48e700f28ffd21272f55e1f228f0bb20bbb89620a44f1", kill_on_drop: false }` [INFO] [stdout] ad0fe5557ed09eceb2e48e700f28ffd21272f55e1f228f0bb20bbb89620a44f1 [INFO] checking stefanoc/advent against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefanoc%2Fadvent" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stefanoc/advent on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stefanoc/advent [INFO] finished tweaking git repo https://github.com/stefanoc/advent [INFO] tweaked toml for git repo https://github.com/stefanoc/advent written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/stefanoc/advent 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28264a33331bd8efb629ec6c5b2737579747fffb05e1663447c048f135c986d0 [INFO] running `Command { std: "docker" "start" "-a" "28264a33331bd8efb629ec6c5b2737579747fffb05e1663447c048f135c986d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28264a33331bd8efb629ec6c5b2737579747fffb05e1663447c048f135c986d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28264a33331bd8efb629ec6c5b2737579747fffb05e1663447c048f135c986d0", kill_on_drop: false }` [INFO] [stdout] 28264a33331bd8efb629ec6c5b2737579747fffb05e1663447c048f135c986d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5c99d39896ae449577d961122bf28df4d9497c00e8cc315c254270b3d0884d4 [INFO] running `Command { std: "docker" "start" "-a" "a5c99d39896ae449577d961122bf28df4d9497c00e8cc315c254270b3d0884d4", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "a5c99d39896ae449577d961122bf28df4d9497c00e8cc315c254270b3d0884d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5c99d39896ae449577d961122bf28df4d9497c00e8cc315c254270b3d0884d4", kill_on_drop: false }` [INFO] [stdout] a5c99d39896ae449577d961122bf28df4d9497c00e8cc315c254270b3d0884d4