[INFO] fetching crate roots 0.0.7... [INFO] testing roots-0.0.7 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate roots 0.0.7 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate roots 0.0.7 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate roots 0.0.7 [INFO] finished tweaking crates.io crate roots 0.0.7 [INFO] tweaked toml for crates.io crate roots 0.0.7 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa7e8151d84404e7bff085eabae5705286128b955aeb7c539e10aff3586fb7ff [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" "aa7e8151d84404e7bff085eabae5705286128b955aeb7c539e10aff3586fb7ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa7e8151d84404e7bff085eabae5705286128b955aeb7c539e10aff3586fb7ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa7e8151d84404e7bff085eabae5705286128b955aeb7c539e10aff3586fb7ff", kill_on_drop: false }` [INFO] [stdout] aa7e8151d84404e7bff085eabae5705286128b955aeb7c539e10aff3586fb7ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3aff62dabdd375d12cb3f650ac4cb5e3f59cd6096f917e1462f9118448dcecfb [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" "3aff62dabdd375d12cb3f650ac4cb5e3f59cd6096f917e1462f9118448dcecfb", kill_on_drop: false }` [INFO] [stderr] Compiling roots v0.0.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "3aff62dabdd375d12cb3f650ac4cb5e3f59cd6096f917e1462f9118448dcecfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3aff62dabdd375d12cb3f650ac4cb5e3f59cd6096f917e1462f9118448dcecfb", kill_on_drop: false }` [INFO] [stdout] 3aff62dabdd375d12cb3f650ac4cb5e3f59cd6096f917e1462f9118448dcecfb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 317c10740351161aa46085020d1265de0f45af52bff689f4c8be48099fc4ae42 [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" "317c10740351161aa46085020d1265de0f45af52bff689f4c8be48099fc4ae42", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling serde_json v1.0.71 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling oorandom v11.1.3 [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 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 num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling bstr v0.2.17 [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 criterion v0.3.5 [INFO] [stderr] Compiling roots v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 46 | let diff = given_val-expected_val; [INFO] [stdout] | ---- consider giving `diff` a type [INFO] [stdout] 47 | if diff.abs() > precision_val.abs() { [INFO] [stdout] | ^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] ::: src/numerical/polynom.rs:574:9 [INFO] [stdout] | [INFO] [stdout] 574 | assert_float_array_eq!(1e-5, roots, []); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] = note: this error originates in the macro `assert_float_eq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/lib.rs:47:43 [INFO] [stdout] | [INFO] [stdout] 47 | if diff.abs() > precision_val.abs() { [INFO] [stdout] | --------------^^^-- [INFO] [stdout] | | | [INFO] [stdout] | | cannot infer type for type `{float}` [INFO] [stdout] | this method call resolves to `Self` [INFO] [stdout] | [INFO] [stdout] ::: src/numerical/polynom.rs:574:9 [INFO] [stdout] | [INFO] [stdout] 574 | assert_float_array_eq!(1e-5, roots, []); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] note: multiple `impl`s satisfying `{float}: float::FloatType` found [INFO] [stdout] --> src/float.rs:71:1 [INFO] [stdout] | [INFO] [stdout] 71 | impl FloatType for f32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | impl FloatType for f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: this error originates in the macro `assert_float_eq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use the fully qualified path for the potential candidates [INFO] [stdout] | [INFO] [stdout] 47 | if diff.abs() > ::abs(precision_val) { [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] 47 | if diff.abs() > ::abs(precision_val) { [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0283. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `roots` due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "317c10740351161aa46085020d1265de0f45af52bff689f4c8be48099fc4ae42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "317c10740351161aa46085020d1265de0f45af52bff689f4c8be48099fc4ae42", kill_on_drop: false }` [INFO] [stdout] 317c10740351161aa46085020d1265de0f45af52bff689f4c8be48099fc4ae42