[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 master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJabbslad%2Fcomputer_science_problems_in_rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jabbslad/computer_science_problems_in_rust on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9bfc81aa6fbbe65fa2fcaa654deb01717f605a5b37b58997674c56098ae02dc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c9bfc81aa6fbbe65fa2fcaa654deb01717f605a5b37b58997674c56098ae02dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9bfc81aa6fbbe65fa2fcaa654deb01717f605a5b37b58997674c56098ae02dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9bfc81aa6fbbe65fa2fcaa654deb01717f605a5b37b58997674c56098ae02dc", kill_on_drop: false }` [INFO] [stdout] c9bfc81aa6fbbe65fa2fcaa654deb01717f605a5b37b58997674c56098ae02dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4b27e1cd4dff78b06b009c919b8dc09e1c94969f61c647c84530312a7a2fbb9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f4b27e1cd4dff78b06b009c919b8dc09e1c94969f61c647c84530312a7a2fbb9", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.14 [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 6.18s [INFO] running `Command { std: "docker" "inspect" "f4b27e1cd4dff78b06b009c919b8dc09e1c94969f61c647c84530312a7a2fbb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4b27e1cd4dff78b06b009c919b8dc09e1c94969f61c647c84530312a7a2fbb9", kill_on_drop: false }` [INFO] [stdout] f4b27e1cd4dff78b06b009c919b8dc09e1c94969f61c647c84530312a7a2fbb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc50f337d3b9d0f46c5de52e1ec7201ebcbe2057f7cfc31a2e4402c6620ce42c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fc50f337d3b9d0f46c5de52e1ec7201ebcbe2057f7cfc31a2e4402c6620ce42c", 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 1.60s [INFO] running `Command { std: "docker" "inspect" "fc50f337d3b9d0f46c5de52e1ec7201ebcbe2057f7cfc31a2e4402c6620ce42c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc50f337d3b9d0f46c5de52e1ec7201ebcbe2057f7cfc31a2e4402c6620ce42c", kill_on_drop: false }` [INFO] [stdout] fc50f337d3b9d0f46c5de52e1ec7201ebcbe2057f7cfc31a2e4402c6620ce42c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 36d77d43c24e705a7c71c7cb3f9b12b3d51a20215e06c928c998bc50dc1572d8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "36d77d43c24e705a7c71c7cb3f9b12b3d51a20215e06c928c998bc50dc1572d8", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/computer_science_problems_in_rust-ff1f5a28ed41d2d2 [INFO] [stdout] running 13 tests [INFO] [stdout] test compression::tests::has_a ... ok [INFO] [stdout] test compression::tests::has_abcd ... ok [INFO] [stdout] test compression::tests::has_b ... ok [INFO] [stdout] test compression::tests::has_c ... ok [INFO] [stdout] test compression::tests::is_empty ... ok [INFO] [stdout] test compression::tests::has_d ... 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 encryption::tests::test_is_random_key_between_range ... ok [INFO] [stdout] test fib::tests::fib1 ... ok [INFO] [stdout] test fib::tests::fib250 ... ok [INFO] [stdout] test fib::tests::fib10 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "36d77d43c24e705a7c71c7cb3f9b12b3d51a20215e06c928c998bc50dc1572d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36d77d43c24e705a7c71c7cb3f9b12b3d51a20215e06c928c998bc50dc1572d8", kill_on_drop: false }` [INFO] [stdout] 36d77d43c24e705a7c71c7cb3f9b12b3d51a20215e06c928c998bc50dc1572d8