[INFO] cloning repository https://github.com/MidasLamb/HashCode2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MidasLamb/HashCode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMidasLamb%2FHashCode2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMidasLamb%2FHashCode2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eaf7ef755c8e931f3b7b6674cda4973775a92a3c [INFO] checking MidasLamb/HashCode2021 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMidasLamb%2FHashCode2021" "/workspace/builds/worker-115/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-115/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MidasLamb/HashCode2021 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MidasLamb/HashCode2021 [INFO] finished tweaking git repo https://github.com/MidasLamb/HashCode2021 [INFO] tweaked toml for git repo https://github.com/MidasLamb/HashCode2021 written to /workspace/builds/worker-115/source/Cargo.toml [INFO] crate git repo https://github.com/MidasLamb/HashCode2021 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: lib.metaheuristics [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 921123a07bf758e903a594c91cb0138a9998abc7cd5d9706fafe8fbfb6df2bce [INFO] running `Command { std: "docker" "start" "-a" "921123a07bf758e903a594c91cb0138a9998abc7cd5d9706fafe8fbfb6df2bce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "921123a07bf758e903a594c91cb0138a9998abc7cd5d9706fafe8fbfb6df2bce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "921123a07bf758e903a594c91cb0138a9998abc7cd5d9706fafe8fbfb6df2bce", kill_on_drop: false }` [INFO] [stdout] 921123a07bf758e903a594c91cb0138a9998abc7cd5d9706fafe8fbfb6df2bce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 570ebcc93f4e32655ceaabf97691a1d7881e178bb62eb9652ecd20009c0e1264 [INFO] running `Command { std: "docker" "start" "-a" "570ebcc93f4e32655ceaabf97691a1d7881e178bb62eb9652ecd20009c0e1264", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused manifest key: lib.metaheuristics [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling bzip2-sys v0.1.10+1.0.8 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking metaheuristics v1.0.15 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling thiserror v1.0.24 [INFO] [stderr] Compiling zip v0.5.10 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Compiling hash-code-2021 v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating build.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:306:9 [INFO] [stdout] | [INFO] [stdout] 304 | todo!(); [INFO] [stdout] | -------- any code following this expression is unreachable [INFO] [stdout] 305 | [INFO] [stdout] 306 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 193 | for i in 0..time { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `time` [INFO] [stdout] --> src/lib.rs:187:5 [INFO] [stdout] | [INFO] [stdout] 187 | time: &u32, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:220:13 [INFO] [stdout] | [INFO] [stdout] 220 | let mut c1 = Arc::new(RefCell::new(Car { [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/lib.rs:225:13 [INFO] [stdout] | [INFO] [stdout] 225 | let mut c2 = Arc::new(RefCell::new(Car { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow data in an `Arc` as mutable [INFO] [stdout] --> src/lib.rs:261:9 [INFO] [stdout] | [INFO] [stdout] 261 | c1.get_mut().path_to_take = vec![ [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] | [INFO] [stdout] = help: trait `DerefMut` is required to modify through a dereference, but it is not implemented for `std::sync::Arc>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow data in an `Arc` as mutable [INFO] [stdout] --> src/lib.rs:267:9 [INFO] [stdout] | [INFO] [stdout] 267 | c2.get_mut().path_to_take = vec![street3.clone(), street5.clone(), street1.clone()]; [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] | [INFO] [stdout] = help: trait `DerefMut` is required to modify through a dereference, but it is not implemented for `std::sync::Arc>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0596`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hash-code-2021` due to 3 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] Fixed src/lib.rs (3 fixes) [INFO] [stderr] error: build failed [INFO] [stderr] error: failed to migrate to next edition [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "570ebcc93f4e32655ceaabf97691a1d7881e178bb62eb9652ecd20009c0e1264", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "570ebcc93f4e32655ceaabf97691a1d7881e178bb62eb9652ecd20009c0e1264", kill_on_drop: false }` [INFO] [stdout] 570ebcc93f4e32655ceaabf97691a1d7881e178bb62eb9652ecd20009c0e1264