[INFO] updating cached repository https://github.com/derezzedex/puzzle_solver [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 12ff182c6baa90371baf565b4980d30c74f7b831 [INFO] testing derezzedex/puzzle_solver against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderezzedex%2Fpuzzle_solver" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/derezzedex/puzzle_solver on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/derezzedex/puzzle_solver [INFO] finished tweaking git repo https://github.com/derezzedex/puzzle_solver [INFO] tweaked toml for git repo https://github.com/derezzedex/puzzle_solver written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/derezzedex/puzzle_solver already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 970f7d41800ab48755bd18cd43ac33b9f5c4191a0c43dc24301235f4323e9c84 [INFO] running `"docker" "start" "-a" "970f7d41800ab48755bd18cd43ac33b9f5c4191a0c43dc24301235f4323e9c84"` [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling serde v1.0.24 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling serde_derive_internals v0.18.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling serde_derive v1.0.24 [INFO] [stderr] Compiling regex v0.2.3 [INFO] [stderr] Compiling docopt v0.8.1 [INFO] [stderr] Compiling puzzle_solver v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:308:13 [INFO] [stderr] | [INFO] [stderr] 308 | let r = (33 + ((i+14)%94)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `result` is never read [INFO] [stderr] --> src/main.rs:415:6 [INFO] [stderr] | [INFO] [stderr] 415 | let mut result = String::new(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/main.rs:414:9 [INFO] [stderr] | [INFO] [stderr] 414 | #[warn(unused_assignments)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/main.rs:228:8 [INFO] [stderr] | [INFO] [stderr] 228 | let j = string.find(i).unwrap(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:198:10 [INFO] [stderr] | [INFO] [stderr] 198 | let mut separator: usize = 4; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:254:7 [INFO] [stderr] | [INFO] [stderr] 254 | let mut result = self.to_str(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `rot_self` [INFO] [stderr] --> src/main.rs:253:2 [INFO] [stderr] | [INFO] [stderr] 253 | fn rot_self(&self, rot: usize) -> Self{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/main.rs:271:21 [INFO] [stderr] | [INFO] [stderr] 271 | if index > 26 || index < 0{ [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.06s [INFO] running `"docker" "inspect" "970f7d41800ab48755bd18cd43ac33b9f5c4191a0c43dc24301235f4323e9c84"` [INFO] running `"docker" "rm" "-f" "970f7d41800ab48755bd18cd43ac33b9f5c4191a0c43dc24301235f4323e9c84"` [INFO] [stdout] 970f7d41800ab48755bd18cd43ac33b9f5c4191a0c43dc24301235f4323e9c84 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1e882e6980b48a896b5ff401c101d4de0d5d6e57f1eb2b810138b0e375744ad8 [INFO] running `"docker" "start" "-a" "1e882e6980b48a896b5ff401c101d4de0d5d6e57f1eb2b810138b0e375744ad8"` [INFO] [stderr] Compiling puzzle_solver v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:308:13 [INFO] [stderr] | [INFO] [stderr] 308 | let r = (33 + ((i+14)%94)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `result` is never read [INFO] [stderr] --> src/main.rs:415:6 [INFO] [stderr] | [INFO] [stderr] 415 | let mut result = String::new(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/main.rs:414:9 [INFO] [stderr] | [INFO] [stderr] 414 | #[warn(unused_assignments)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/main.rs:228:8 [INFO] [stderr] | [INFO] [stderr] 228 | let j = string.find(i).unwrap(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:198:10 [INFO] [stderr] | [INFO] [stderr] 198 | let mut separator: usize = 4; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:254:7 [INFO] [stderr] | [INFO] [stderr] 254 | let mut result = self.to_str(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `rot_self` [INFO] [stderr] --> src/main.rs:253:2 [INFO] [stderr] | [INFO] [stderr] 253 | fn rot_self(&self, rot: usize) -> Self{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/main.rs:271:21 [INFO] [stderr] | [INFO] [stderr] 271 | if index > 26 || index < 0{ [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.51s [INFO] running `"docker" "inspect" "1e882e6980b48a896b5ff401c101d4de0d5d6e57f1eb2b810138b0e375744ad8"` [INFO] running `"docker" "rm" "-f" "1e882e6980b48a896b5ff401c101d4de0d5d6e57f1eb2b810138b0e375744ad8"` [INFO] [stdout] 1e882e6980b48a896b5ff401c101d4de0d5d6e57f1eb2b810138b0e375744ad8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a556c6f50b25187f476ba0ea3db85af99a971d69ac02e55cf94876e095e36787 [INFO] running `"docker" "start" "-a" "a556c6f50b25187f476ba0ea3db85af99a971d69ac02e55cf94876e095e36787"` [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:308:13 [INFO] [stderr] | [INFO] [stderr] 308 | let r = (33 + ((i+14)%94)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `result` is never read [INFO] [stderr] --> src/main.rs:415:6 [INFO] [stderr] | [INFO] [stderr] 415 | let mut result = String::new(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/main.rs:414:9 [INFO] [stderr] | [INFO] [stderr] 414 | #[warn(unused_assignments)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/main.rs:228:8 [INFO] [stderr] | [INFO] [stderr] 228 | let j = string.find(i).unwrap(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:198:10 [INFO] [stderr] | [INFO] [stderr] 198 | let mut separator: usize = 4; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:254:7 [INFO] [stderr] | [INFO] [stderr] 254 | let mut result = self.to_str(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `rot_self` [INFO] [stderr] --> src/main.rs:253:2 [INFO] [stderr] | [INFO] [stderr] 253 | fn rot_self(&self, rot: usize) -> Self{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/main.rs:271:21 [INFO] [stderr] | [INFO] [stderr] 271 | if index > 26 || index < 0{ [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/puzzle_solver-4c4959220603836e [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "a556c6f50b25187f476ba0ea3db85af99a971d69ac02e55cf94876e095e36787"` [INFO] running `"docker" "rm" "-f" "a556c6f50b25187f476ba0ea3db85af99a971d69ac02e55cf94876e095e36787"` [INFO] [stdout] a556c6f50b25187f476ba0ea3db85af99a971d69ac02e55cf94876e095e36787