[INFO] fetching crate hexponent 0.3.1... [INFO] testing hexponent-0.3.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate hexponent 0.3.1 into /workspace/builds/worker-20/source [INFO] validating manifest of crates.io crate hexponent 0.3.1 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hexponent 0.3.1 [INFO] finished tweaking crates.io crate hexponent 0.3.1 [INFO] tweaked toml for crates.io crate hexponent 0.3.1 written to /workspace/builds/worker-20/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18458dcb887b9a4ed04b28e32eb38caabf531ce588c529447e1a7a7ad7358138 [INFO] running `Command { std: "docker" "start" "-a" "18458dcb887b9a4ed04b28e32eb38caabf531ce588c529447e1a7a7ad7358138", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18458dcb887b9a4ed04b28e32eb38caabf531ce588c529447e1a7a7ad7358138", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18458dcb887b9a4ed04b28e32eb38caabf531ce588c529447e1a7a7ad7358138", kill_on_drop: false }` [INFO] [stdout] 18458dcb887b9a4ed04b28e32eb38caabf531ce588c529447e1a7a7ad7358138 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e83facd13b8e7119c3a16941d918a17ce444ae2274e7db0e27367e17aaaaadff [INFO] running `Command { std: "docker" "start" "-a" "e83facd13b8e7119c3a16941d918a17ce444ae2274e7db0e27367e17aaaaadff", kill_on_drop: false }` [INFO] [stderr] Compiling hexponent v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "e83facd13b8e7119c3a16941d918a17ce444ae2274e7db0e27367e17aaaaadff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e83facd13b8e7119c3a16941d918a17ce444ae2274e7db0e27367e17aaaaadff", kill_on_drop: false }` [INFO] [stdout] e83facd13b8e7119c3a16941d918a17ce444ae2274e7db0e27367e17aaaaadff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 65b03dd67480a4e6ff4e7a9fb86f2aa3cdb895c709f05bca485d7a12dfe5729f [INFO] running `Command { std: "docker" "start" "-a" "65b03dd67480a4e6ff4e7a9fb86f2aa3cdb895c709f05bca485d7a12dfe5729f", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling hexponent v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `f64_to_string` [INFO] [stdout] --> src/tests.rs:242:12 [INFO] [stdout] | [INFO] [stdout] 242 | pub fn f64_to_string(f: f64) -> Result, ()> { [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 21.92s [INFO] running `Command { std: "docker" "inspect" "65b03dd67480a4e6ff4e7a9fb86f2aa3cdb895c709f05bca485d7a12dfe5729f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65b03dd67480a4e6ff4e7a9fb86f2aa3cdb895c709f05bca485d7a12dfe5729f", kill_on_drop: false }` [INFO] [stdout] 65b03dd67480a4e6ff4e7a9fb86f2aa3cdb895c709f05bca485d7a12dfe5729f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c3d3fc6ff66e85c52be77c867ccafe308919c25ab3e2462d359b3886b2342aff [INFO] running `Command { std: "docker" "start" "-a" "c3d3fc6ff66e85c52be77c867ccafe308919c25ab3e2462d359b3886b2342aff", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `f64_to_string` [INFO] [stderr] --> src/tests.rs:242:12 [INFO] [stderr] | [INFO] [stderr] 242 | pub fn f64_to_string(f: f64) -> Result, ()> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `hexponent` (lib test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hexponent-5ed5995cd6fdb890) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test tests::rcc_tests ... ok [INFO] [stdout] test tests::test_double_precision ... ok [INFO] [stdout] test tests::test_error_indecies ... ok [INFO] [stdout] test tests::test_fractions ... ok [INFO] [stdout] test tests::test_exponents ... ok [INFO] [stdout] test tests::test_fuzzer_finds ... ok [INFO] [stdout] test tests::test_imprecise_conversions ... ok [INFO] [stdout] test tests::test_incomplete ... ok [INFO] [stdout] test tests::test_integers ... ok [INFO] [stdout] test tests::test_subnormal ... ignored [INFO] [stdout] test tests::test_overflow_underflow ... ok [INFO] [stdout] test tests::test_zero ... ok [INFO] [stdout] test tests::test_zero_trimming ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests hexponent [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c3d3fc6ff66e85c52be77c867ccafe308919c25ab3e2462d359b3886b2342aff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3d3fc6ff66e85c52be77c867ccafe308919c25ab3e2462d359b3886b2342aff", kill_on_drop: false }` [INFO] [stdout] c3d3fc6ff66e85c52be77c867ccafe308919c25ab3e2462d359b3886b2342aff