[INFO] cloning repository https://github.com/Lukas412/bf_bf [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lukas412/bf_bf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukas412%2Fbf_bf", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukas412%2Fbf_bf'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7249d346c191089212aa7509ede9d580e771f2dd [INFO] checking Lukas412/bf_bf against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukas412%2Fbf_bf" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Lukas412/bf_bf 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/Lukas412/bf_bf [INFO] finished tweaking git repo https://github.com/Lukas412/bf_bf [INFO] tweaked toml for git repo https://github.com/Lukas412/bf_bf written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Lukas412/bf_bf 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] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-6-tc1/source/bf_run/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-6-tc1/source/bf_bf/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0d9859c7c0614026fe66496fd7ead70373daeba3961c9032c833560c3a19cbf0 [INFO] running `Command { std: "docker" "start" "-a" "0d9859c7c0614026fe66496fd7ead70373daeba3961c9032c833560c3a19cbf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d9859c7c0614026fe66496fd7ead70373daeba3961c9032c833560c3a19cbf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d9859c7c0614026fe66496fd7ead70373daeba3961c9032c833560c3a19cbf0", kill_on_drop: false }` [INFO] [stdout] 0d9859c7c0614026fe66496fd7ead70373daeba3961c9032c833560c3a19cbf0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 85a8fea326b7fb9c4685c36592257fd5d37f0d2a65f8afe60d64e14e84d79935 [INFO] running `Command { std: "docker" "start" "-a" "85a8fea326b7fb9c4685c36592257fd5d37f0d2a65f8afe60d64e14e84d79935", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/bf_run/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/bf_bf/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking bf_run v0.1.0 (/opt/rustwide/workdir/bf_run) [INFO] [stdout] warning: the item `itertools` is imported redundantly [INFO] [stdout] --> bf_run/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools; [INFO] [stdout] | ^^^^^^^^^ the item `itertools` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> bf_run/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `itertools` is imported redundantly [INFO] [stdout] --> bf_run/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools; [INFO] [stdout] | ^^^^^^^^^ the item `itertools` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> bf_run/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remove` [INFO] [stdout] --> bf_run/src/lib.rs:95:42 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn remove_append_code(&mut self, remove: usize, append: &str) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remove` [INFO] [stdout] --> bf_run/src/lib.rs:95:42 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn remove_append_code(&mut self, remove: usize, append: &str) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_remove` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bf_bf v0.1.0 (/opt/rustwide/workdir/bf_bf) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> bf_bf/src/main.rs:61:27 [INFO] [stdout] | [INFO] [stdout] 61 | fn next(&mut self) -> &str { [INFO] [stdout] | ---- ^^^^ expected `&str`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> bf_bf/src/main.rs:61:27 [INFO] [stdout] | [INFO] [stdout] 61 | fn next(&mut self) -> &str { [INFO] [stdout] | ---- ^^^^ expected `&str`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finish_execution` [INFO] [stdout] --> bf_bf/src/main.rs:36:38 [INFO] [stdout] | [INFO] [stdout] 36 | fn find_next_vertical(&mut self, finish_execution: bool) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finish_execution` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finish_execution` [INFO] [stdout] --> bf_bf/src/main.rs:36:38 [INFO] [stdout] | [INFO] [stdout] 36 | fn find_next_vertical(&mut self, finish_execution: bool) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finish_execution` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finish_execution` [INFO] [stdout] --> bf_bf/src/main.rs:41:40 [INFO] [stdout] | [INFO] [stdout] 41 | fn find_next_horizontal(&mut self, finish_execution: bool, max_length: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finish_execution` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_length` [INFO] [stdout] --> bf_bf/src/main.rs:41:64 [INFO] [stdout] | [INFO] [stdout] 41 | fn find_next_horizontal(&mut self, finish_execution: bool, max_length: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finish_execution` [INFO] [stdout] --> bf_bf/src/main.rs:41:40 [INFO] [stdout] | [INFO] [stdout] 41 | fn find_next_horizontal(&mut self, finish_execution: bool, max_length: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finish_execution` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_length` [INFO] [stdout] --> bf_bf/src/main.rs:41:64 [INFO] [stdout] | [INFO] [stdout] 41 | fn find_next_horizontal(&mut self, finish_execution: bool, max_length: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bf_bf` (bin "bf_bf") due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `bf_bf` (bin "bf_bf" test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "85a8fea326b7fb9c4685c36592257fd5d37f0d2a65f8afe60d64e14e84d79935", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85a8fea326b7fb9c4685c36592257fd5d37f0d2a65f8afe60d64e14e84d79935", kill_on_drop: false }` [INFO] [stdout] 85a8fea326b7fb9c4685c36592257fd5d37f0d2a65f8afe60d64e14e84d79935 [INFO] checking Lukas412/bf_bf against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukas412%2Fbf_bf" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Lukas412/bf_bf 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/Lukas412/bf_bf [INFO] finished tweaking git repo https://github.com/Lukas412/bf_bf [INFO] tweaked toml for git repo https://github.com/Lukas412/bf_bf written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Lukas412/bf_bf 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] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-6-tc2/source/bf_run/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-6-tc2/source/bf_bf/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 41c62c9653e8df7d7c3e0cd75611be5bf31950c0f037f1cee4dee2683440b3ed [INFO] running `Command { std: "docker" "start" "-a" "41c62c9653e8df7d7c3e0cd75611be5bf31950c0f037f1cee4dee2683440b3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41c62c9653e8df7d7c3e0cd75611be5bf31950c0f037f1cee4dee2683440b3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41c62c9653e8df7d7c3e0cd75611be5bf31950c0f037f1cee4dee2683440b3ed", kill_on_drop: false }` [INFO] [stdout] 41c62c9653e8df7d7c3e0cd75611be5bf31950c0f037f1cee4dee2683440b3ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4118ac7f747438fb79ff8979607eb6863a8d86f580b763f6125ef242ff12099f [INFO] running `Command { std: "docker" "start" "-a" "4118ac7f747438fb79ff8979607eb6863a8d86f580b763f6125ef242ff12099f", 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" "4118ac7f747438fb79ff8979607eb6863a8d86f580b763f6125ef242ff12099f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4118ac7f747438fb79ff8979607eb6863a8d86f580b763f6125ef242ff12099f", kill_on_drop: false }` [INFO] [stdout] 4118ac7f747438fb79ff8979607eb6863a8d86f580b763f6125ef242ff12099f