[INFO] fetching crate frac 2.1.0...
[INFO] testing frac-2.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate frac 2.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate frac 2.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frac 2.1.0
[INFO] finished tweaking crates.io crate frac 2.1.0
[INFO] tweaked toml for crates.io crate frac 2.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aac851658d4853b4b35e941cfe0ca5e5389087434b68a99ad29d640264f07eff
[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" "aac851658d4853b4b35e941cfe0ca5e5389087434b68a99ad29d640264f07eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aac851658d4853b4b35e941cfe0ca5e5389087434b68a99ad29d640264f07eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac851658d4853b4b35e941cfe0ca5e5389087434b68a99ad29d640264f07eff", kill_on_drop: false }`
[INFO] [stdout] aac851658d4853b4b35e941cfe0ca5e5389087434b68a99ad29d640264f07eff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3ed9a21c0da7d88673b8ffe8f3221bdabad69e29df6c8c1e8960aeae4b88f31
[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" "c3ed9a21c0da7d88673b8ffe8f3221bdabad69e29df6c8c1e8960aeae4b88f31", kill_on_drop: false }`
[INFO] [stderr]    Compiling frac v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "c3ed9a21c0da7d88673b8ffe8f3221bdabad69e29df6c8c1e8960aeae4b88f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ed9a21c0da7d88673b8ffe8f3221bdabad69e29df6c8c1e8960aeae4b88f31", kill_on_drop: false }`
[INFO] [stdout] c3ed9a21c0da7d88673b8ffe8f3221bdabad69e29df6c8c1e8960aeae4b88f31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f061f49fdf48dc8d145f7b8fb1377a9e0ce48003bdb8b96aec80497ab51ec78e
[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" "f061f49fdf48dc8d145f7b8fb1377a9e0ce48003bdb8b96aec80497ab51ec78e", kill_on_drop: false }`
[INFO] [stderr]    Compiling frac v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `zer_zer_xxxx`
[INFO] [stdout]   --> src/tests/div.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn zer_zer_xxxx() {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pos_zer_xxxx`
[INFO] [stdout]   --> src/tests/div.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn pos_zer_xxxx() {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `neg_zer_xxxx`
[INFO] [stdout]   --> src/tests/div.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn neg_zer_xxxx() {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "f061f49fdf48dc8d145f7b8fb1377a9e0ce48003bdb8b96aec80497ab51ec78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f061f49fdf48dc8d145f7b8fb1377a9e0ce48003bdb8b96aec80497ab51ec78e", kill_on_drop: false }`
[INFO] [stdout] f061f49fdf48dc8d145f7b8fb1377a9e0ce48003bdb8b96aec80497ab51ec78e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] df536c12cbf612c0aeca0d773b247f120664816d5702656a5fa4e034901e69e8
[INFO] running `Command { std: "docker" "start" "-a" "df536c12cbf612c0aeca0d773b247f120664816d5702656a5fa4e034901e69e8", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `zer_zer_xxxx`
[INFO] [stderr]   --> src/tests/div.rs:23:4
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn zer_zer_xxxx() {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pos_zer_xxxx`
[INFO] [stderr]   --> src/tests/div.rs:38:4
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn pos_zer_xxxx() {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `neg_zer_xxxx`
[INFO] [stderr]   --> src/tests/div.rs:53:4
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn neg_zer_xxxx() {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `frac` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/frac-8a2143c57d4fee77)
[INFO] [stdout] running 97 tests
[INFO] [stdout] test tests::add::neg_neg_xxxx ... ok
[INFO] [stdout] test tests::add::neg_pos_oflw ... ok
[INFO] [stdout] test tests::add::neg_zer_xxxx ... ok
[INFO] [stdout] test tests::add::pos_neg_oflw ... ok
[INFO] [stdout] test tests::add::pos_neg_uflw ... ok
[INFO] [stdout] test tests::add::pos_pos_xxxx ... ok
[INFO] [stdout] test tests::add::pos_zer_xxxx ... ok
[INFO] [stdout] test tests::add::zer_neg_xxxx ... ok
[INFO] [stdout] test tests::add::zer_zer_xxxx ... ok
[INFO] [stdout] test tests::div::neg_pos_xxxx ... ok
[INFO] [stdout] test tests::div::pos_neg_xxxx ... ok
[INFO] [stdout] test tests::add::zer_pos_xxxx ... ok
[INFO] [stdout] test tests::div::zer_neg_xxxx ... ok
[INFO] [stdout] test tests::div::neg_neg_xxxx ... ok
[INFO] [stdout] test tests::div::zer_pos_xxxx ... ok
[INFO] [stdout] test tests::div::pos_pos_xxxx ... ok
[INFO] [stdout] test tests::equ::neg_neg_equl ... ok
[INFO] [stdout] test tests::equ::neg_neg_nequ ... ok
[INFO] [stdout] test tests::equ::neg_pos_nequ ... ok
[INFO] [stdout] test tests::equ::neg_zdn_nequ ... ok
[INFO] [stdout] test tests::equ::nzr_zer_equl ... ok
[INFO] [stdout] test tests::equ::pos_neg_nequ ... ok
[INFO] [stdout] test tests::equ::pos_pos_equl ... ok
[INFO] [stdout] test tests::equ::pos_pos_nequ ... ok
[INFO] [stdout] test tests::equ::zer_nzr_equl ... ok
[INFO] [stdout] test tests::equ::zer_zer_equl ... ok
[INFO] [stdout] test tests::frm::neg_xxx_i128 ... ok
[INFO] [stdout] test tests::frm::neg_xxx_i16x ... ok
[INFO] [stdout] test tests::equ::nzr_nzr_equl ... ok
[INFO] [stdout] test tests::frm::neg_xxx_i64x ... ok
[INFO] [stdout] test tests::equ::pos_zdn_nequ ... ok
[INFO] [stdout] test tests::frm::neg_xxx_i8xx ... ok
[INFO] [stdout] test tests::frm::neg_xxx_i32x ... ok
[INFO] [stdout] test tests::frm::neg_xxx_isiz ... ok
[INFO] [stdout] test tests::frm::pos_xxx_i128 ... ok
[INFO] [stdout] test tests::frm::pos_xxx_i16x ... ok
[INFO] [stdout] test tests::frm::pos_xxx_i64x ... ok
[INFO] [stdout] test tests::frm::pos_xxx_i32x ... ok
[INFO] [stdout] test tests::add::neg_pos_uflw ... ok
[INFO] [stdout] test tests::frm::pos_xxx_u16x ... ok
[INFO] [stdout] test tests::frm::pos_xxx_u32x ... ok
[INFO] [stdout] test tests::frm::pos_xxx_u64x ... ok
[INFO] [stdout] test tests::frm::pos_xxx_u8xx ... ok
[INFO] [stdout] test tests::frm::pos_xxx_usiz ... ok
[INFO] [stdout] test tests::frm::str_int_negx ... ok
[INFO] [stdout] test tests::frm::pos_xxx_i8xx ... ok
[INFO] [stdout] test tests::frm::pos_xxx_u128 ... ok
[INFO] [stdout] test tests::frm::str_int_posx ... ok
[INFO] [stdout] test tests::frm::str_neg_negx ... ok
[INFO] [stdout] test tests::frm::zer_xxx_i32x ... ok
[INFO] [stdout] test tests::frm::zer_xxx_isiz ... ok
[INFO] [stdout] test tests::frm::zer_xxx_u128 ... ok
[INFO] [stdout] test tests::frm::zer_xxx_u16x ... ok
[INFO] [stdout] test tests::frm::zer_xxx_u64x ... ok
[INFO] [stdout] test tests::frm::zer_xxx_u8xx ... ok
[INFO] [stdout] test tests::ini::xxx_xxx_diff ... ok
[INFO] [stdout] test tests::frm::zer_xxx_usiz ... ok
[INFO] [stdout] test tests::ini::xxx_xxx_smpl ... ok
[INFO] [stdout] test tests::ini::xxx_xxx_same ... ok
[INFO] [stdout] test tests::mul::neg_neg_xxxx ... ok
[INFO] [stdout] test tests::frm::zer_xxx_i128 ... ok
[INFO] [stdout] test tests::mul::neg_pos_xxxx ... ok
[INFO] [stdout] test tests::frm::zer_xxx_i16x ... ok
[INFO] [stdout] test tests::mul::neg_zer_xxxx ... ok
[INFO] [stdout] test tests::frm::str_pos_negx ... ok
[INFO] [stdout] test tests::frm::zer_xxx_u32x ... ok
[INFO] [stdout] test tests::frm::zer_xxx_i64x ... ok
[INFO] [stdout] test tests::frm::zer_xxx_i8xx ... ok
[INFO] [stdout] test tests::frm::str_pos_posx ... ok
[INFO] [stdout] test tests::frm::str_neg_posx ... ok
[INFO] [stdout] test tests::frm::pos_xxx_isiz ... ok
[INFO] [stdout] test tests::neg::neg_xxx_xxxx ... ok
[INFO] [stdout] test tests::neg::pos_xxx_xxxx ... ok
[INFO] [stdout] test tests::sub::neg_neg_uflw ... ok
[INFO] [stdout] test tests::sub::neg_pos_xxxx ... ok
[INFO] [stdout] test tests::mul::pos_neg_xxxx ... ok
[INFO] [stdout] test tests::mul::pos_pos_xxxx ... ok
[INFO] [stdout] test tests::mul::pos_zer_xxxx ... ok
[INFO] [stdout] test tests::mul::zer_neg_xxxx ... ok
[INFO] [stdout] test tests::sub::pos_pos_oflw ... ok
[INFO] [stdout] test tests::rec::neg_xxx_xxxx ... ok
[INFO] [stdout] test tests::sub::zer_pos_xxxx ... ok
[INFO] [stdout] test tests::sub::zer_zer_xxxx ... ok
[INFO] [stdout] test tests::sub::pos_pos_uflw ... ok
[INFO] [stdout] test tests::mul::zer_pos_xxxx ... ok
[INFO] [stdout] test tests::mul::zer_zer_xxxx ... ok
[INFO] [stdout] test tests::sub::neg_zer_xxxx ... ok
[INFO] [stdout] test tests::sub::pos_neg_xxxx ... ok
[INFO] [stdout] test tests::sub::zer_neg_xxxx ... ok
[INFO] [stdout] test tests::rec::pos_xxx_xxxx ... ok
[INFO] [stdout] test tests::sub::neg_neg_oflw ... ok
[INFO] [stdout] test tests::sub::pos_zer_xxxx ... ok
[INFO] [stdout] test tests::frm::str_emp_fail - should panic ... ok
[INFO] [stdout] test tests::frm::str_frc_intf - should panic ... ok
[INFO] [stdout] test tests::frm::str_int_frcf - should panic ... ok
[INFO] [stdout] test tests::frm::str_int_intf - should panic ... ok
[INFO] [stdout] test tests::frm::str_mlt_fail - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 97 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests frac
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/frac/impls/methods.rs - frac::impls::methods::Frac::recip (line 10) ... ok
[INFO] [stdout] test src/frac/impls/associated_funcs.rs - frac::impls::associated_funcs::Frac::new (line 21) ... ok
[INFO] [stdout] test src/frac/impls/associated_funcs.rs - frac::impls::associated_funcs::Frac::new_sign (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df536c12cbf612c0aeca0d773b247f120664816d5702656a5fa4e034901e69e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df536c12cbf612c0aeca0d773b247f120664816d5702656a5fa4e034901e69e8", kill_on_drop: false }`
[INFO] [stdout] df536c12cbf612c0aeca0d773b247f120664816d5702656a5fa4e034901e69e8