[INFO] cloning repository https://github.com/Jabbslad/computer_science_problems_in_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jabbslad/computer_science_problems_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJabbslad%2Fcomputer_science_problems_in_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJabbslad%2Fcomputer_science_problems_in_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 47aeeddfb78234a955608dc81a3b3e81ec22e220 [INFO] testing Jabbslad/computer_science_problems_in_rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJabbslad%2Fcomputer_science_problems_in_rust" "/workspace/builds/worker-114/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-114/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jabbslad/computer_science_problems_in_rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jabbslad/computer_science_problems_in_rust [INFO] finished tweaking git repo https://github.com/Jabbslad/computer_science_problems_in_rust [INFO] tweaked toml for git repo https://github.com/Jabbslad/computer_science_problems_in_rust written to /workspace/builds/worker-114/source/Cargo.toml [INFO] crate git repo https://github.com/Jabbslad/computer_science_problems_in_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19effc65de690b6e890113d1158e1b95412c179af82aef1ab5a64bab1e71b77a [INFO] running `Command { std: "docker" "start" "-a" "19effc65de690b6e890113d1158e1b95412c179af82aef1ab5a64bab1e71b77a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19effc65de690b6e890113d1158e1b95412c179af82aef1ab5a64bab1e71b77a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19effc65de690b6e890113d1158e1b95412c179af82aef1ab5a64bab1e71b77a", kill_on_drop: false }` [INFO] [stdout] 19effc65de690b6e890113d1158e1b95412c179af82aef1ab5a64bab1e71b77a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 020acba88d0d01f201b4538f460198c2e69b9ae68ad492e4def71a2e4d7a050c [INFO] running `Command { std: "docker" "start" "-a" "020acba88d0d01f201b4538f460198c2e69b9ae68ad492e4def71a2e4d7a050c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling computer_science_problems_in_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `fib_m` [INFO] [stdout] --> src/fib.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn fib_m(m: &mut HashMap, n: i64) -> i64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fib_mem` [INFO] [stdout] --> src/fib.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn fib_mem(n: i64) -> i64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fib_iter` [INFO] [stdout] --> src/fib.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn fib_iter(n: i64) -> i64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fib_no_tr` [INFO] [stdout] --> src/fib.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn fib_no_tr(n: i64) -> i64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `BitPair` [INFO] [stdout] --> src/compression.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | type BitPair = (bool, bool); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compress2` [INFO] [stdout] --> src/compression.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn compress2(s: String) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `decompress` [INFO] [stdout] --> src/compression.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn decompress(v: &Vec) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compress` [INFO] [stdout] --> src/compression.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn compress(s: String) -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `random_key` [INFO] [stdout] --> src/encryption.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn random_key(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.33s [INFO] running `Command { std: "docker" "inspect" "020acba88d0d01f201b4538f460198c2e69b9ae68ad492e4def71a2e4d7a050c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "020acba88d0d01f201b4538f460198c2e69b9ae68ad492e4def71a2e4d7a050c", kill_on_drop: false }` [INFO] [stdout] 020acba88d0d01f201b4538f460198c2e69b9ae68ad492e4def71a2e4d7a050c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8ffb12b743fce03b3b7e5e0f8f39a4a6f7f95effea7ffb56fa06841431df51b [INFO] running `Command { std: "docker" "start" "-a" "a8ffb12b743fce03b3b7e5e0f8f39a4a6f7f95effea7ffb56fa06841431df51b", kill_on_drop: false }` [INFO] [stderr] Compiling computer_science_problems_in_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "a8ffb12b743fce03b3b7e5e0f8f39a4a6f7f95effea7ffb56fa06841431df51b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8ffb12b743fce03b3b7e5e0f8f39a4a6f7f95effea7ffb56fa06841431df51b", kill_on_drop: false }` [INFO] [stdout] a8ffb12b743fce03b3b7e5e0f8f39a4a6f7f95effea7ffb56fa06841431df51b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5d4cf9dd79926fae2faf70c2c184204345ab8286a07d895932cb3c2293c35f69 [INFO] running `Command { std: "docker" "start" "-a" "5d4cf9dd79926fae2faf70c2c184204345ab8286a07d895932cb3c2293c35f69", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.27s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/computer_science_problems_in_rust-f563f60caa5d9a8a) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test compression::tests::has_abcd ... ok [INFO] [stdout] test compression::tests::has_a ... ok [INFO] [stdout] test compression::tests::has_c ... ok [INFO] [stdout] test compression::tests::has_b ... ok [INFO] [stdout] test compression::tests::has_d ... ok [INFO] [stdout] test compression::tests::is_empty ... ok [INFO] [stdout] test compression::tests::test_bit ... ok [INFO] [stdout] test compression::tests::test_decompress ... ok [INFO] [stdout] test fib::tests::fib0 ... ok [INFO] [stdout] test fib::tests::fib1 ... ok [INFO] [stdout] test fib::tests::fib10 ... ok [INFO] [stdout] test fib::tests::fib250 ... ok [INFO] [stdout] test encryption::tests::test_is_random_key_between_range ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5d4cf9dd79926fae2faf70c2c184204345ab8286a07d895932cb3c2293c35f69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d4cf9dd79926fae2faf70c2c184204345ab8286a07d895932cb3c2293c35f69", kill_on_drop: false }` [INFO] [stdout] 5d4cf9dd79926fae2faf70c2c184204345ab8286a07d895932cb3c2293c35f69