[INFO] cloning repository https://github.com/sdunifon/advent-of-code [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sdunifon/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdunifon%2Fadvent-of-code", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdunifon%2Fadvent-of-code'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 213fab4bc3d0d23eb878892870a227e263bf6ce4 [INFO] checking sdunifon/advent-of-code against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdunifon%2Fadvent-of-code" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sdunifon/advent-of-code on toolchain 7b3565da729099dbe807466fcd118fb2815986e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sdunifon/advent-of-code [INFO] finished tweaking git repo https://github.com/sdunifon/advent-of-code [INFO] tweaked toml for git repo https://github.com/sdunifon/advent-of-code written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/sdunifon/advent-of-code already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ffeb71dbea0e9c6368008c9e8030e18097cad0461c83ac6a40008540281d104 [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" "4ffeb71dbea0e9c6368008c9e8030e18097cad0461c83ac6a40008540281d104", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ffeb71dbea0e9c6368008c9e8030e18097cad0461c83ac6a40008540281d104", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ffeb71dbea0e9c6368008c9e8030e18097cad0461c83ac6a40008540281d104", kill_on_drop: false }` [INFO] [stdout] 4ffeb71dbea0e9c6368008c9e8030e18097cad0461c83ac6a40008540281d104 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51eed6676b8792f1555f6166005bc7bb09e3cf7c53b39e12914b7341b2cbcf79 [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" "51eed6676b8792f1555f6166005bc7bb09e3cf7c53b39e12914b7341b2cbcf79", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking net2 v0.2.36 [INFO] [stderr] Checking signal-hook-registry v1.2.2 [INFO] [stderr] Checking tracing v0.1.22 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking socket2 v0.3.17 [INFO] [stderr] Checking encoding_rs v0.8.26 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Checking mime_guess v2.0.3 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.6 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Checking tokio v0.2.23 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking hyper v0.13.9 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.9 [INFO] [stderr] Checking advent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: mismatched closing delimiter: `}` [INFO] [stdout] --> src/bin/6/main.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 33 | .fold(HashSet::new(), |acc, set| { [INFO] [stdout] | - closing delimiter possibly meant for this [INFO] [stdout] 34 | acc.union(&set.0).collect::>( [INFO] [stdout] | - unclosed delimiter [INFO] [stdout] 35 | }) [INFO] [stdout] | ^ mismatched closing delimiter [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: mismatched closing delimiter: `}` [INFO] [stdout] --> src/bin/6/main.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 33 | .fold(HashSet::new(), |acc, set| { [INFO] [stdout] | - closing delimiter possibly meant for this [INFO] [stdout] 34 | acc.union(&set.0).collect::>( [INFO] [stdout] | - unclosed delimiter [INFO] [stdout] 35 | }) [INFO] [stdout] | ^ mismatched closing delimiter [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iter::FromIterator` [INFO] [stdout] --> src/bin/6/main.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashSet, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iter::FromIterator` [INFO] [stdout] --> src/bin/6/main.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashSet, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/bin/3/main.rs:162:9 [INFO] [stdout] | [INFO] [stdout] 162 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::Error` [INFO] [stdout] --> src/bin/1.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use reqwest::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/bin/3/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(min_const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/bin/3/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(min_const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [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] [stdout] warning: unused import: `reqwest::Error` [INFO] [stdout] --> src/bin/1.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use reqwest::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/bin/6/main.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | / acc.union(&set.0).collect::>( [INFO] [stdout] 35 | | }) [INFO] [stdout] | |_____________^ expected `char`, found `&char` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `HashSet` [INFO] [stdout] found struct `HashSet<&char>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `collect` exists for struct `HashSet`, but its trait bounds were not satisfied [INFO] [stdout] --> src/bin/6/main.rs:36:14 [INFO] [stdout] | [INFO] [stdout] 36 | .collect() [INFO] [stdout] | ^^^^^^^ method cannot be called on `HashSet` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `HashSet: Iterator` [INFO] [stdout] which is required by `&mut HashSet: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent` [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] error[E0308]: mismatched types [INFO] [stdout] --> src/bin/6/main.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | / acc.union(&set.0).collect::>( [INFO] [stdout] 35 | | }) [INFO] [stdout] | |_____________^ expected `char`, found `&char` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `HashSet` [INFO] [stdout] found struct `HashSet<&char>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `collect` exists for struct `HashSet`, but its trait bounds were not satisfied [INFO] [stdout] --> src/bin/6/main.rs:36:14 [INFO] [stdout] | [INFO] [stdout] 36 | .collect() [INFO] [stdout] | ^^^^^^^ method cannot be called on `HashSet` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `HashSet: Iterator` [INFO] [stdout] which is required by `&mut HashSet: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "51eed6676b8792f1555f6166005bc7bb09e3cf7c53b39e12914b7341b2cbcf79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51eed6676b8792f1555f6166005bc7bb09e3cf7c53b39e12914b7341b2cbcf79", kill_on_drop: false }` [INFO] [stdout] 51eed6676b8792f1555f6166005bc7bb09e3cf7c53b39e12914b7341b2cbcf79