[INFO] fetching crate ryu 1.0.20...
[INFO] testing ryu-1.0.20 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate ryu 1.0.20 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ryu 1.0.20
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ryu 1.0.20
[INFO] tweaked toml for crates.io crate ryu 1.0.20 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ryu 1.0.20 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ryu 1.0.20 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.39
[INFO] [stderr]   Downloaded unicode-ident v1.0.17
[INFO] [stderr]   Downloaded no-panic v0.1.34
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.21
[INFO] [stderr]   Downloaded zerocopy v0.8.21
[INFO] [stderr]   Downloaded syn v2.0.99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6c9e1680e109eecf134141a79e88e9439df590dff4f16ff1615fed3864a87ab
[INFO] running `Command { std: "docker" "start" "-a" "b6c9e1680e109eecf134141a79e88e9439df590dff4f16ff1615fed3864a87ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c9e1680e109eecf134141a79e88e9439df590dff4f16ff1615fed3864a87ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c9e1680e109eecf134141a79e88e9439df590dff4f16ff1615fed3864a87ab", kill_on_drop: false }`
[INFO] [stdout] b6c9e1680e109eecf134141a79e88e9439df590dff4f16ff1615fed3864a87ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e986737381c694aa5a9346dad60967ab07b5287820e859e5ef058455b873a5d3
[INFO] running `Command { std: "docker" "start" "-a" "e986737381c694aa5a9346dad60967ab07b5287820e859e5ef058455b873a5d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `vp` is never read
[INFO] [stdout]    --> src/f2s.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 vp /= 10;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "e986737381c694aa5a9346dad60967ab07b5287820e859e5ef058455b873a5d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e986737381c694aa5a9346dad60967ab07b5287820e859e5ef058455b873a5d3", kill_on_drop: false }`
[INFO] [stdout] e986737381c694aa5a9346dad60967ab07b5287820e859e5ef058455b873a5d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37a050eb1eac0e445234d9a4c2174eb91e7008d86d3b307ab3440de8e5620a37
[INFO] running `Command { std: "docker" "start" "-a" "37a050eb1eac0e445234d9a4c2174eb91e7008d86d3b307ab3440de8e5620a37", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling zerocopy v0.8.21
[INFO] [stdout] warning: value assigned to `vp` is never read
[INFO] [stdout]    --> src/f2s.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 vp /= 10;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling ryu v1.0.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `vp` is never read
[INFO] [stdout]    --> src/f2s.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 vp /= 10;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `vp` is never read
[INFO] [stdout]    --> tests/../src/f2s.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 vp /= 10;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.69s
[INFO] running `Command { std: "docker" "inspect" "37a050eb1eac0e445234d9a4c2174eb91e7008d86d3b307ab3440de8e5620a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a050eb1eac0e445234d9a4c2174eb91e7008d86d3b307ab3440de8e5620a37", kill_on_drop: false }`
[INFO] [stdout] 37a050eb1eac0e445234d9a4c2174eb91e7008d86d3b307ab3440de8e5620a37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07981b014e19894826b88bf7b9f8c1bcd58162c588604cbe787585f2ce353f34
[INFO] running `Command { std: "docker" "start" "-a" "07981b014e19894826b88bf7b9f8c1bcd58162c588604cbe787585f2ce353f34", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `vp` is never read
[INFO] [stderr]    --> src/f2s.rs:146:17
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 vp /= 10;
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ryu` (lib) generated 1 warning
[INFO] [stderr] warning: value assigned to `vp` is never read
[INFO] [stderr]    --> tests/../src/f2s.rs:146:17
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 vp /= 10;
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ryu` (test "s2f_test") generated 1 warning
[INFO] [stderr] warning: `ryu` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ryu-20c534f4be76d7ab)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/common_test.rs (/opt/rustwide/target/debug/deps/common_test-bed849ca6122be82)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_ceil_log2_pow5 ... ok
[INFO] [stdout] test test_double_to_bits ... ok
[INFO] [stdout] test test_float_to_bits ... ok
[INFO] [stdout] test test_log10_pow2 ... ok
[INFO] [stdout] test test_log10_pow5 ... ok
[INFO] [stdout] test test_decimal_length9 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/d2s_intrinsics_test.rs (/opt/rustwide/target/debug/deps/d2s_intrinsics_test-ab88c00c0e3094a9)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_pow5_factor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]      Running tests/d2s_table_test.rs (/opt/rustwide/target/debug/deps/d2s_table_test-9ca8a0d85b634a40)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/d2s_test.rs (/opt/rustwide/target/debug/deps/d2s_test-2785ac31ef2a6f33)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_compute_inv_pow5 ... ok
[INFO] [stdout] test test_compute_pow5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_looks_like_pow5 ... ok
[INFO] [stdout] test test_min_max_shift ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_lots_of_trailing_zeros ... ok
[INFO] [stdout] test test_min_and_max ... ok
[INFO] [stdout] test test_output_length ... ok
[INFO] [stdout] test test_regression ... ok
[INFO] [stdout] test test_ryu ... ok
[INFO] [stdout] test test_small_integers ... ok
[INFO] [stdout] test test_switch_to_subnormal ... ok
[INFO] [stdout] test test_random ... ok
[INFO] [stdout] test test_non_finite ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/exhaustive.rs (/opt/rustwide/target/debug/deps/exhaustive-5faa09678c59ee78)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_exhaustive ... ignored, requires cfg(exhaustive)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/f2s_test.rs (/opt/rustwide/target/debug/deps/f2s_test-407742365d031259)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_boundary_round_even ... ok
[INFO] [stdout] test test_exact_value_round_even ... ok
[INFO] [stdout] test test_looks_like_pow5 ... ok
[INFO] [stdout] test test_lots_of_trailing_zeros ... ok
[INFO] [stdout] test test_min_and_max ... ok
[INFO] [stdout] test test_output_length ... ok
[INFO] [stdout] test test_regression ... ok
[INFO] [stdout] test test_ryu ... ok
[INFO] [stdout] test test_switch_to_subnormal ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_random ... ok
[INFO] [stdout] test test_non_finite ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.48s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/s2d_test.rs (/opt/rustwide/target/debug/deps/s2d_test-47b014f28811d6b3)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_issue173 ... ok
[INFO] [stdout] test test_bad_input ... ok
[INFO] [stdout] test test_mantissa_rounding_overflow ... ok
[INFO] [stdout] test test_min_max ... ok
[INFO] [stdout] test test_overflow ... ok
[INFO] [stdout] test test_table_size_denormal ... ok
[INFO] [stdout] test test_issue157 ... ok
[INFO] [stdout] test test_underflow ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/s2f_test.rs (/opt/rustwide/target/debug/deps/s2f_test-550ea6fba6d8e032)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_mantissa_rounding_overflow ... ok
[INFO] [stdout] test test_min_max ... ok
[INFO] [stdout] test test_trailing_zeros ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ryu
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/pretty/mod.rs - pretty::format64 (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/pretty/mod.rs - pretty::format32 (line 144) ... ok
[INFO] [stdout] test src/buffer/mod.rs - buffer::Buffer (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "07981b014e19894826b88bf7b9f8c1bcd58162c588604cbe787585f2ce353f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07981b014e19894826b88bf7b9f8c1bcd58162c588604cbe787585f2ce353f34", kill_on_drop: false }`
[INFO] [stdout] 07981b014e19894826b88bf7b9f8c1bcd58162c588604cbe787585f2ce353f34