[INFO] updating cached repository https://github.com/robcampbell79/battle_sim [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] [stderr] From https://github.com/robcampbell79/battle_sim [INFO] [stderr] bfa6d2a..da3ab67 master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] da3ab673fa491a774ee49cf706b8f3e101c09660 [INFO] checking robcampbell79/battle_sim against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobcampbell79%2Fbattle_sim" "/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/robcampbell79/battle_sim on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c [INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/robcampbell79/battle_sim [INFO] finished tweaking git repo https://github.com/robcampbell79/battle_sim [INFO] tweaked toml for git repo https://github.com/robcampbell79/battle_sim written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/robcampbell79/battle_sim already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 408faba6646ce61ee7e5aafc78670b22b10d77dffeb56ade7ead45d5ab57ded2 [INFO] running `"docker" "start" "-a" "408faba6646ce61ee7e5aafc78670b22b10d77dffeb56ade7ead45d5ab57ded2"` [INFO] [stderr] Checking battle_sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `divisor` [INFO] [stderr] --> src/lib.rs:164:9 [INFO] [stderr] | [INFO] [stderr] 164 | let divisor = 100; [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_divisor` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `divisor` [INFO] [stderr] --> src/lib.rs:164:9 [INFO] [stderr] | [INFO] [stderr] 164 | let divisor = 100; [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_divisor` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `companies` [INFO] [stderr] --> src/lib.rs:221:57 [INFO] [stderr] | [INFO] [stderr] 221 | pub fn board_placement(board: &mut Board, army: String, companies: u32, row: &str, column: &str) { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_companies` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `companies` [INFO] [stderr] --> src/lib.rs:221:57 [INFO] [stderr] | [INFO] [stderr] 221 | pub fn board_placement(board: &mut Board, army: String, companies: u32, row: &str, column: &str) { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_companies` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let mut archer_unit: Unit; [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/lib.rs:84:9 [INFO] [stderr] | [INFO] [stderr] 84 | let mut calvary_unit: Unit; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | let mut infantry_unit: Unit; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | let mut arquebusiers_unit: Unit; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:87:9 [INFO] [stderr] | [INFO] [stderr] 87 | let mut cannon_unit: Unit; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `companies` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/lib.rs:170:5 [INFO] [stderr] | [INFO] [stderr] 162 | let companies = Vec::new(); [INFO] [stderr] | --------- help: consider changing this to be mutable: `mut companies` [INFO] [stderr] ... [INFO] [stderr] 170 | companies.push(company); [INFO] [stderr] | ^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let mut archer_unit: Unit; [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/lib.rs:84:9 [INFO] [stderr] | [INFO] [stderr] 84 | let mut calvary_unit: Unit; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0384]: cannot assign twice to immutable variable `extra` [INFO] [stderr] --> src/lib.rs:175:13 [INFO] [stderr] | [INFO] [stderr] 168 | let extra = unit % 100; [INFO] [stderr] | ----- [INFO] [stderr] | | [INFO] [stderr] | first assignment to `extra` [INFO] [stderr] | help: make this binding mutable: `mut extra` [INFO] [stderr] ... [INFO] [stderr] 175 | extra += 100; [INFO] [stderr] | ^^^^^^^^^^^^ cannot assign twice to immutable variable [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | let mut infantry_unit: Unit; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | let mut arquebusiers_unit: Unit; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `companies` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/lib.rs:176:13 [INFO] [stderr] | [INFO] [stderr] 162 | let companies = Vec::new(); [INFO] [stderr] | --------- help: consider changing this to be mutable: `mut companies` [INFO] [stderr] ... [INFO] [stderr] 176 | companies.push(extra); [INFO] [stderr] | ^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:87:9 [INFO] [stderr] | [INFO] [stderr] 87 | let mut cannon_unit: Unit; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `companies` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/lib.rs:178:13 [INFO] [stderr] | [INFO] [stderr] 162 | let companies = Vec::new(); [INFO] [stderr] | --------- help: consider changing this to be mutable: `mut companies` [INFO] [stderr] ... [INFO] [stderr] 178 | companies.push(100); [INFO] [stderr] | ^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `companies` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/lib.rs:170:5 [INFO] [stderr] | [INFO] [stderr] 162 | let companies = Vec::new(); [INFO] [stderr] | --------- help: consider changing this to be mutable: `mut companies` [INFO] [stderr] ... [INFO] [stderr] 170 | companies.push(company); [INFO] [stderr] | ^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0384, E0596. [INFO] [stderr] For more information about an error, try `rustc --explain E0384`. [INFO] [stderr] error[E0384]: cannot assign twice to immutable variable `extra` [INFO] [stderr] --> src/lib.rs:175:13 [INFO] [stderr] | [INFO] [stderr] 168 | let extra = unit % 100; [INFO] [stderr] | ----- [INFO] [stderr] | | [INFO] [stderr] | first assignment to `extra` [INFO] [stderr] | help: make this binding mutable: `mut extra` [INFO] [stderr] ... [INFO] [stderr] 175 | extra += 100; [INFO] [stderr] | ^^^^^^^^^^^^ cannot assign twice to immutable variable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `companies` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/lib.rs:176:13 [INFO] [stderr] | [INFO] [stderr] 162 | let companies = Vec::new(); [INFO] [stderr] | --------- help: consider changing this to be mutable: `mut companies` [INFO] [stderr] ... [INFO] [stderr] 176 | companies.push(extra); [INFO] [stderr] | ^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `companies` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/lib.rs:178:13 [INFO] [stderr] | [INFO] [stderr] 162 | let companies = Vec::new(); [INFO] [stderr] | --------- help: consider changing this to be mutable: `mut companies` [INFO] [stderr] ... [INFO] [stderr] 178 | companies.push(100); [INFO] [stderr] | ^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0384, E0596. [INFO] [stderr] For more information about an error, try `rustc --explain E0384`. [INFO] [stderr] error: could not compile `battle_sim`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `battle_sim`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "408faba6646ce61ee7e5aafc78670b22b10d77dffeb56ade7ead45d5ab57ded2"` [INFO] running `"docker" "rm" "-f" "408faba6646ce61ee7e5aafc78670b22b10d77dffeb56ade7ead45d5ab57ded2"` [INFO] [stdout] 408faba6646ce61ee7e5aafc78670b22b10d77dffeb56ade7ead45d5ab57ded2