[INFO] cloning repository https://github.com/mvanniekerk/abelian_sandpile [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mvanniekerk/abelian_sandpile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanniekerk%2Fabelian_sandpile", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanniekerk%2Fabelian_sandpile'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e5033ed65a67887d0dd766b72af4596c1b7cab47 [INFO] testing mvanniekerk/abelian_sandpile against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanniekerk%2Fabelian_sandpile" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mvanniekerk/abelian_sandpile on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mvanniekerk/abelian_sandpile [INFO] finished tweaking git repo https://github.com/mvanniekerk/abelian_sandpile [INFO] tweaked toml for git repo https://github.com/mvanniekerk/abelian_sandpile written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/mvanniekerk/abelian_sandpile already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7195175d516a6d0d3a8919ff8e7228633a09dfa365c415d573da7d059553a4f4 [INFO] running `Command { std: "docker" "start" "-a" "7195175d516a6d0d3a8919ff8e7228633a09dfa365c415d573da7d059553a4f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7195175d516a6d0d3a8919ff8e7228633a09dfa365c415d573da7d059553a4f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7195175d516a6d0d3a8919ff8e7228633a09dfa365c415d573da7d059553a4f4", kill_on_drop: false }` [INFO] [stdout] 7195175d516a6d0d3a8919ff8e7228633a09dfa365c415d573da7d059553a4f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be0ed97f6d56dfe277689aaac9ce6053a1d87848c8fe033bd5eb5b8c4b50333f [INFO] running `Command { std: "docker" "start" "-a" "be0ed97f6d56dfe277689aaac9ce6053a1d87848c8fe033bd5eb5b8c4b50333f", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling cfg-if v0.1.3 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling gif v0.10.0 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling inflate v0.4.2 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling rayon v1.0.1 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling num-derive v0.2.2 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling abelian_sandpile v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `print_map` [INFO] [stdout] --> src/main.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn print_map(map: &Map) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add` [INFO] [stdout] --> src/main.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn add(one: &Map, two: &Map) -> Map { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `negate` [INFO] [stdout] --> src/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn negate(mat: &Map) -> Map { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `subtract` [INFO] [stdout] --> src/main.rs:127:4 [INFO] [stdout] | [INFO] [stdout] 127 | fn subtract(one: &Map, two: &Map) -> Map { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `identity` [INFO] [stdout] --> src/main.rs:131:4 [INFO] [stdout] | [INFO] [stdout] 131 | fn identity() -> Map { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:157:5 [INFO] [stdout] | [INFO] [stdout] 157 | create_dir_all(directory); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.29s [INFO] running `Command { std: "docker" "inspect" "be0ed97f6d56dfe277689aaac9ce6053a1d87848c8fe033bd5eb5b8c4b50333f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be0ed97f6d56dfe277689aaac9ce6053a1d87848c8fe033bd5eb5b8c4b50333f", kill_on_drop: false }` [INFO] [stdout] be0ed97f6d56dfe277689aaac9ce6053a1d87848c8fe033bd5eb5b8c4b50333f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f635e45c1293509bebefebd937cf24c583f7aafa1f7bb352d2a9e53ff583361 [INFO] running `Command { std: "docker" "start" "-a" "0f635e45c1293509bebefebd937cf24c583f7aafa1f7bb352d2a9e53ff583361", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling abelian_sandpile v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `print_map` [INFO] [stdout] --> src/main.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn print_map(map: &Map) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add` [INFO] [stdout] --> src/main.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn add(one: &Map, two: &Map) -> Map { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `negate` [INFO] [stdout] --> src/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn negate(mat: &Map) -> Map { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `subtract` [INFO] [stdout] --> src/main.rs:127:4 [INFO] [stdout] | [INFO] [stdout] 127 | fn subtract(one: &Map, two: &Map) -> Map { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `identity` [INFO] [stdout] --> src/main.rs:131:4 [INFO] [stdout] | [INFO] [stdout] 131 | fn identity() -> Map { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:157:5 [INFO] [stdout] | [INFO] [stdout] 157 | create_dir_all(directory); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.50s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/abelian_sandpile-4acf25a0225f751e) [INFO] running `Command { std: "docker" "inspect" "0f635e45c1293509bebefebd937cf24c583f7aafa1f7bb352d2a9e53ff583361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f635e45c1293509bebefebd937cf24c583f7aafa1f7bb352d2a9e53ff583361", kill_on_drop: false }` [INFO] [stdout] 0f635e45c1293509bebefebd937cf24c583f7aafa1f7bb352d2a9e53ff583361 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 54df8a668eb6c9c0ca5628ad310e85866fdcdfdfeb48de78b57aa2da9d17b7c6 [INFO] running `Command { std: "docker" "start" "-a" "54df8a668eb6c9c0ca5628ad310e85866fdcdfdfeb48de78b57aa2da9d17b7c6", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `print_map` [INFO] [stderr] --> src/main.rs:65:4 [INFO] [stderr] | [INFO] [stderr] 65 | fn print_map(map: &Map) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add` [INFO] [stderr] --> src/main.rs:107:4 [INFO] [stderr] | [INFO] [stderr] 107 | fn add(one: &Map, two: &Map) -> Map { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `negate` [INFO] [stderr] --> src/main.rs:117:4 [INFO] [stderr] | [INFO] [stderr] 117 | fn negate(mat: &Map) -> Map { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `subtract` [INFO] [stderr] --> src/main.rs:127:4 [INFO] [stderr] | [INFO] [stderr] 127 | fn subtract(one: &Map, two: &Map) -> Map { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `identity` [INFO] [stderr] --> src/main.rs:131:4 [INFO] [stderr] | [INFO] [stderr] 131 | fn identity() -> Map { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:157:5 [INFO] [stderr] | [INFO] [stderr] 157 | create_dir_all(directory); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `abelian_sandpile` (bin "abelian_sandpile" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/abelian_sandpile-4acf25a0225f751e) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "54df8a668eb6c9c0ca5628ad310e85866fdcdfdfeb48de78b57aa2da9d17b7c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54df8a668eb6c9c0ca5628ad310e85866fdcdfdfeb48de78b57aa2da9d17b7c6", kill_on_drop: false }` [INFO] [stdout] 54df8a668eb6c9c0ca5628ad310e85866fdcdfdfeb48de78b57aa2da9d17b7c6