[INFO] cloning repository https://github.com/UsairimIsani/rust-algo-prac [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UsairimIsani/rust-algo-prac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUsairimIsani%2Frust-algo-prac", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUsairimIsani%2Frust-algo-prac'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b6c0cd29231896c9ba2e7ab59ca793c593c0cebc [INFO] testing UsairimIsani/rust-algo-prac against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUsairimIsani%2Frust-algo-prac" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/UsairimIsani/rust-algo-prac 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] removed /workspace/builds/worker-1/source/.cargo/config [INFO] started tweaking git repo https://github.com/UsairimIsani/rust-algo-prac [INFO] finished tweaking git repo https://github.com/UsairimIsani/rust-algo-prac [INFO] tweaked toml for git repo https://github.com/UsairimIsani/rust-algo-prac written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/UsairimIsani/rust-algo-prac 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8599b58cc9b0fdbe3cf011f07b9d4c66381584e7c982cc9cc499b07c030054e1 [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" "8599b58cc9b0fdbe3cf011f07b9d4c66381584e7c982cc9cc499b07c030054e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8599b58cc9b0fdbe3cf011f07b9d4c66381584e7c982cc9cc499b07c030054e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8599b58cc9b0fdbe3cf011f07b9d4c66381584e7c982cc9cc499b07c030054e1", kill_on_drop: false }` [INFO] [stdout] 8599b58cc9b0fdbe3cf011f07b9d4c66381584e7c982cc9cc499b07c030054e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 564a8af825e288fc4fb90ccde6ac0409c30331a85a8d4fdb2b2134a84064ee17 [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" "564a8af825e288fc4fb90ccde6ac0409c30331a85a8d4fdb2b2134a84064ee17", kill_on_drop: false }` [INFO] [stderr] Compiling trees v0.1.0 (/opt/rustwide/workdir/trees) [INFO] [stderr] Compiling lists v0.1.0 (/opt/rustwide/workdir/lists) [INFO] [stderr] Compiling s_q v0.1.0 (/opt/rustwide/workdir/s_q) [INFO] [stderr] Compiling sorting v0.1.0 (/opt/rustwide/workdir/sorting) [INFO] [stderr] Compiling recursion v0.1.0 (/opt/rustwide/workdir/recursion) [INFO] [stdout] warning: function is never used: `hello` [INFO] [stdout] --> s_q/src/stack/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn hello(){ [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> trees/src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | name:String [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.60s [INFO] running `Command { std: "docker" "inspect" "564a8af825e288fc4fb90ccde6ac0409c30331a85a8d4fdb2b2134a84064ee17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "564a8af825e288fc4fb90ccde6ac0409c30331a85a8d4fdb2b2134a84064ee17", kill_on_drop: false }` [INFO] [stdout] 564a8af825e288fc4fb90ccde6ac0409c30331a85a8d4fdb2b2134a84064ee17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0c8912b0c218b8f5c4d536eaf85b51100be970209193a388ebc983fb7d2bb5c2 [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" "0c8912b0c218b8f5c4d536eaf85b51100be970209193a388ebc983fb7d2bb5c2", kill_on_drop: false }` [INFO] [stderr] Compiling trees v0.1.0 (/opt/rustwide/workdir/trees) [INFO] [stderr] Compiling s_q v0.1.0 (/opt/rustwide/workdir/s_q) [INFO] [stderr] Compiling sorting v0.1.0 (/opt/rustwide/workdir/sorting) [INFO] [stderr] Compiling lists v0.1.0 (/opt/rustwide/workdir/lists) [INFO] [stderr] Compiling recursion v0.1.0 (/opt/rustwide/workdir/recursion) [INFO] [stdout] warning: function is never used: `hello` [INFO] [stdout] --> s_q/src/stack/mod.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn hello(){ [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> trees/src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | name:String [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.86s [INFO] running `Command { std: "docker" "inspect" "0c8912b0c218b8f5c4d536eaf85b51100be970209193a388ebc983fb7d2bb5c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c8912b0c218b8f5c4d536eaf85b51100be970209193a388ebc983fb7d2bb5c2", kill_on_drop: false }` [INFO] [stdout] 0c8912b0c218b8f5c4d536eaf85b51100be970209193a388ebc983fb7d2bb5c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] d6cc747f57f70c1bca9d09cf15fa45b09115e783d66afc6407498df82309aad9 [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" "d6cc747f57f70c1bca9d09cf15fa45b09115e783d66afc6407498df82309aad9", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `hello` [INFO] [stderr] --> s_q/src/stack/mod.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn hello(){ [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `s_q` (bin "s_q" test) generated 1 warning [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> trees/src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | name:String [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `trees` (bin "trees" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lists-a551323832c4a552) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/recursion-90d7439967536f7b) [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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::bench_add_two ... ok [INFO] [stdout] test fib::tests::check_fib ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/factorial.rs (/opt/rustwide/target/debug/deps/factorial-426fe301aacb77a0) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/fib.rs (/opt/rustwide/target/debug/deps/fib-011073aeec3e22c0) [INFO] [stdout] test checking_factorial ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/multiplier.rs (/opt/rustwide/target/debug/deps/multiplier-ffdf5d6c3dc506be) [INFO] [stdout] test checking_fib ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/s_q-d22e30ac9517e3a2) [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sorting-701251d002b9078e) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/trees-9098220003bcbc74) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/trees-3285709d1f74993a) [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] [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] [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] [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] [stderr] Doc-tests lists [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] [stderr] Doc-tests recursion [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] [stderr] Doc-tests sorting [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] [stderr] Doc-tests trees [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" "d6cc747f57f70c1bca9d09cf15fa45b09115e783d66afc6407498df82309aad9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6cc747f57f70c1bca9d09cf15fa45b09115e783d66afc6407498df82309aad9", kill_on_drop: false }` [INFO] [stdout] d6cc747f57f70c1bca9d09cf15fa45b09115e783d66afc6407498df82309aad9