[INFO] cloning repository https://github.com/peter-bertok/float_fast_print [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peter-bertok/float_fast_print" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeter-bertok%2Ffloat_fast_print", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeter-bertok%2Ffloat_fast_print'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6bb467250096f008c354de08c69f3325d9d03e0a [INFO] testing peter-bertok/float_fast_print against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeter-bertok%2Ffloat_fast_print" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/peter-bertok/float_fast_print on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/peter-bertok/float_fast_print [INFO] finished tweaking git repo https://github.com/peter-bertok/float_fast_print [INFO] tweaked toml for git repo https://github.com/peter-bertok/float_fast_print written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/peter-bertok/float_fast_print already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eed0316917444b895d592dda9685a78d2372bcb821d9644afe223ac17c736509 [INFO] running `Command { std: "docker" "start" "-a" "eed0316917444b895d592dda9685a78d2372bcb821d9644afe223ac17c736509", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eed0316917444b895d592dda9685a78d2372bcb821d9644afe223ac17c736509", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eed0316917444b895d592dda9685a78d2372bcb821d9644afe223ac17c736509", kill_on_drop: false }` [INFO] [stdout] eed0316917444b895d592dda9685a78d2372bcb821d9644afe223ac17c736509 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c654d1ce966a7994858884102286e1bec1c089c552adfb091cb93cb396094ea1 [INFO] running `Command { std: "docker" "start" "-a" "c654d1ce966a7994858884102286e1bec1c089c552adfb091cb93cb396094ea1", kill_on_drop: false }` [INFO] [stderr] Compiling float_fast_print v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "c654d1ce966a7994858884102286e1bec1c089c552adfb091cb93cb396094ea1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c654d1ce966a7994858884102286e1bec1c089c552adfb091cb93cb396094ea1", kill_on_drop: false }` [INFO] [stdout] c654d1ce966a7994858884102286e1bec1c089c552adfb091cb93cb396094ea1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75dfca0c27d0dda23410e24a26ddd68561444a7724fcbf5fc3b30b29ff031db8 [INFO] running `Command { std: "docker" "start" "-a" "75dfca0c27d0dda23410e24a26ddd68561444a7724fcbf5fc3b30b29ff031db8", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling rand v0.5.4 [INFO] [stderr] Compiling float_fast_print v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/benchmarks.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | write!(&mut buffer, "{:?}", x); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/benchmarks.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | write!(&mut buffer, "{}", x); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/benchmarks.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | write!(&mut buffer, "{:?}", x); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/benchmarks.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | write!(&mut buffer, "{}", x); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.35s [INFO] running `Command { std: "docker" "inspect" "75dfca0c27d0dda23410e24a26ddd68561444a7724fcbf5fc3b30b29ff031db8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75dfca0c27d0dda23410e24a26ddd68561444a7724fcbf5fc3b30b29ff031db8", kill_on_drop: false }` [INFO] [stdout] 75dfca0c27d0dda23410e24a26ddd68561444a7724fcbf5fc3b30b29ff031db8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d5479a38b0f010b803fb41c6c9b9e2599ca8a4a35575ab896b92935995884aaa [INFO] running `Command { std: "docker" "start" "-a" "d5479a38b0f010b803fb41c6c9b9e2599ca8a4a35575ab896b92935995884aaa", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/benchmarks.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | write!(&mut buffer, "{:?}", x); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/benchmarks.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | write!(&mut buffer, "{}", x); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/benchmarks.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | write!(&mut buffer, "{:?}", x); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/benchmarks.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | write!(&mut buffer, "{}", x); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `float_fast_print` (test "benchmarks") generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/float_fast_print-a768621c7b0f877a) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::f32_special_cases ... ok [INFO] [stderr] Running tests/benchmarks.rs (/opt/rustwide/target/debug/deps/benchmarks-b7d9c7e23a519337) [INFO] [stdout] test tests::f64_special_cases ... ok [INFO] [stdout] test tests::f64_special_cases_roundtrip ... ok [INFO] [stdout] test tests::f32_special_cases_roundtrip ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test bench_f32_debug ... ok [INFO] [stderr] Running tests/exhaustive.rs (/opt/rustwide/target/debug/deps/exhaustive-fb37d24198b63fbc) [INFO] [stdout] test bench_write_f32_shortest ... ok [INFO] [stdout] test bench_f64_format ... ok [INFO] [stdout] test bench_f64_debug ... ok [INFO] [stdout] test bench_write_f64_shortest ... ok [INFO] [stdout] test bench_f32_format ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test f32_test_exhaustive_roundtrip ... ignored [INFO] [stdout] test f64_test_many_roundtrip ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests float_fast_print [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - write_f64_shortest (line 428) ... ok [INFO] [stdout] test src/lib.rs - write_f32_shortest (line 195) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d5479a38b0f010b803fb41c6c9b9e2599ca8a4a35575ab896b92935995884aaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5479a38b0f010b803fb41c6c9b9e2599ca8a4a35575ab896b92935995884aaa", kill_on_drop: false }` [INFO] [stdout] d5479a38b0f010b803fb41c6c9b9e2599ca8a4a35575ab896b92935995884aaa