[INFO] fetching crate ieee754 0.2.6...
[INFO] testing ieee754-0.2.6 against 1.47.0 for beta-1.48-1
[INFO] extracting crate ieee754 0.2.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ieee754 0.2.6 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ieee754 0.2.6
[INFO] finished tweaking crates.io crate ieee754 0.2.6
[INFO] tweaked toml for crates.io crate ieee754 0.2.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a338d4a79429f937274e270729b75accc8c5b64def9df408cfd29cf53e44838
[INFO] running `Command { std: "docker" "start" "-a" "8a338d4a79429f937274e270729b75accc8c5b64def9df408cfd29cf53e44838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a338d4a79429f937274e270729b75accc8c5b64def9df408cfd29cf53e44838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a338d4a79429f937274e270729b75accc8c5b64def9df408cfd29cf53e44838", kill_on_drop: false }`
[INFO] [stdout] 8a338d4a79429f937274e270729b75accc8c5b64def9df408cfd29cf53e44838
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bad221e42cffaacecd86f1ca38b54f4c64563f0c7559b43f1728c1376852c26e
[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" "bad221e42cffaacecd86f1ca38b54f4c64563f0c7559b43f1728c1376852c26e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ieee754 v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "bad221e42cffaacecd86f1ca38b54f4c64563f0c7559b43f1728c1376852c26e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad221e42cffaacecd86f1ca38b54f4c64563f0c7559b43f1728c1376852c26e", kill_on_drop: false }`
[INFO] [stdout] bad221e42cffaacecd86f1ca38b54f4c64563f0c7559b43f1728c1376852c26e
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e518ab109ea70aa7ac4c4aede6dafed11b5549c27d1318f15f26b03a7e3be442
[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" "e518ab109ea70aa7ac4c4aede6dafed11b5549c27d1318f15f26b03a7e3be442", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling ieee754 v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/impls.rs:409:42
[INFO] [stdout]     |
[INFO] [stdout] 409 |                         let computed = x.total_cmp(&y);
[INFO] [stdout]     |                                          ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 517 | mk_impl!(f32, u32, i32, i16, u8, u32, 8, 23);
[INFO] [stdout]     | --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `traits::Ieee754::total_cmp(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/impls.rs:409:42
[INFO] [stdout]     |
[INFO] [stdout] 409 |                         let computed = x.total_cmp(&y);
[INFO] [stdout]     |                                          ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 518 | mk_impl!(f64, u64, i64, i16, u16, u64, 11, 52);
[INFO] [stdout]     | ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `traits::Ieee754::total_cmp(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.15s
[INFO] running `Command { std: "docker" "inspect" "e518ab109ea70aa7ac4c4aede6dafed11b5549c27d1318f15f26b03a7e3be442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e518ab109ea70aa7ac4c4aede6dafed11b5549c27d1318f15f26b03a7e3be442", kill_on_drop: false }`
[INFO] [stdout] e518ab109ea70aa7ac4c4aede6dafed11b5549c27d1318f15f26b03a7e3be442
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 76a22ff3e9824c9980321a27e6b73dd4da8aa1a2861adc4687bf43f2ef072b8f
[INFO] running `Command { std: "docker" "start" "-a" "76a22ff3e9824c9980321a27e6b73dd4da8aa1a2861adc4687bf43f2ef072b8f", kill_on_drop: false }`
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/impls.rs:409:42
[INFO] [stderr]     |
[INFO] [stderr] 409 |                         let computed = x.total_cmp(&y);
[INFO] [stderr]     |                                          ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 517 | mk_impl!(f32, u32, i32, i16, u8, u32, 8, 23);
[INFO] [stderr]     | --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `traits::Ieee754::total_cmp(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/impls.rs:409:42
[INFO] [stderr]     |
[INFO] [stderr] 409 |                         let computed = x.total_cmp(&y);
[INFO] [stderr]     |                                          ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 518 | mk_impl!(f64, u64, i64, i16, u16, u64, 11, 52);
[INFO] [stderr]     | ----------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `traits::Ieee754::total_cmp(...)` to keep using the current method
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ieee754-ab9dacc57f8753c1
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test impls::f32::abs ... ok
[INFO] [stdout] test impls::f32::next_prev_order ... ok
[INFO] [stdout] test impls::f32::ulp_smoke ... ok
[INFO] [stdout] test impls::f32::upto_infinities ... ok
[INFO] [stdout] test impls::f32::upto_infinities_rev ... ok
[INFO] [stdout] test impls::f32::upto_rev ... ok
[INFO] [stdout] test impls::f32::sign ... ok
[INFO] [stdout] test impls::f32::upto ... ok
[INFO] [stdout] test impls::f32::upto_size_hint_rev ... ok
[INFO] [stdout] test impls::f64::abs ... ok
[INFO] [stdout] test impls::f64::copy_sign ... ok
[INFO] [stdout] test impls::f32::rel_error_edge_cases ... ok
[INFO] [stdout] test impls::f64::next_prev_order ... ok
[INFO] [stdout] test impls::f32::total_cmp ... ok
[INFO] [stdout] test impls::f64::rel_error_edge_cases ... ok
[INFO] [stdout] test impls::f64::sign ... ok
[INFO] [stdout] test impls::f64::total_cmp ... ok
[INFO] [stdout] test impls::f64::upto_infinities ... ok
[INFO] [stdout] test impls::f64::upto_infinities_rev ... ok
[INFO] [stdout] test impls::f64::upto_rev ... ok
[INFO] [stdout] test impls::f64::upto_size_hint_rev ... ok
[INFO] [stdout] test impls::f32::upto_size_hint ... ok
[INFO] [stdout] test impls::f64::upto_size_hint ... ok
[INFO] [stdout] test impls::f64::upto ... ok
[INFO] [stdout] test impls::f32::ulp_aggressive ... ok
[INFO] [stdout] test impls::f64::rel_error ... ok
[INFO] [stdout] test impls::f64::ulp_smoke ... ok
[INFO] [stdout] test impls::f32::rel_error ... ok
[INFO] [stdout] test impls::f32::copy_sign ... ok
[INFO] [stdout] test impls::f64::ulp_aggressive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ieee754
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test src/traits.rs - traits::Ieee754::exponent_bias (line 152) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::bits (line 130) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::prev (line 65) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::abs (line 453) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::abs (line 431) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::from_bits (line 141) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::decompose (line 277) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::decompose_raw (line 170) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::decompose (line 260) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::decompose_raw (line 187) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::copy_sign (line 484) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::next (line 52) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::recompose_raw (line 222) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::recompose (line 328) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::sign (line 577) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::copy_sign (line 510) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::recompose (line 311) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::recompose_raw (line 236) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::sign (line 555) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::total_cmp (line 362) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::rel_error (line 632) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::rel_error (line 660) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::total_cmp (line 377) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::total_cmp (line 399) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::ulp (line 104) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::upto (line 28) ... ok
[INFO] [stdout] test src/traits.rs - traits::Ieee754::ulp (line 81) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "76a22ff3e9824c9980321a27e6b73dd4da8aa1a2861adc4687bf43f2ef072b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a22ff3e9824c9980321a27e6b73dd4da8aa1a2861adc4687bf43f2ef072b8f", kill_on_drop: false }`
[INFO] [stdout] 76a22ff3e9824c9980321a27e6b73dd4da8aa1a2861adc4687bf43f2ef072b8f
