[INFO] fetching crate ryu 1.0.5...
[INFO] testing ryu-1.0.5 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate ryu 1.0.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ryu 1.0.5 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ryu 1.0.5
[INFO] finished tweaking crates.io crate ryu 1.0.5
[INFO] tweaked toml for crates.io crate ryu 1.0.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate ryu 1.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5ec45d7da54fb78742fd49c70d9ac1a1a2ceda4f5e35ff6ad78b6cb350d9013
[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" "e5ec45d7da54fb78742fd49c70d9ac1a1a2ceda4f5e35ff6ad78b6cb350d9013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5ec45d7da54fb78742fd49c70d9ac1a1a2ceda4f5e35ff6ad78b6cb350d9013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5ec45d7da54fb78742fd49c70d9ac1a1a2ceda4f5e35ff6ad78b6cb350d9013", kill_on_drop: false }`
[INFO] [stdout] e5ec45d7da54fb78742fd49c70d9ac1a1a2ceda4f5e35ff6ad78b6cb350d9013
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0d6b0e0d93e36b06a9e2a569058ac6fc2cf32ace386cd708a67fc023da7e864
[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" "e0d6b0e0d93e36b06a9e2a569058ac6fc2cf32ace386cd708a67fc023da7e864", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "e0d6b0e0d93e36b06a9e2a569058ac6fc2cf32ace386cd708a67fc023da7e864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d6b0e0d93e36b06a9e2a569058ac6fc2cf32ace386cd708a67fc023da7e864", kill_on_drop: false }`
[INFO] [stdout] e0d6b0e0d93e36b06a9e2a569058ac6fc2cf32ace386cd708a67fc023da7e864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 267036d438277f4e6b4495ad09341b11871e7e63b7082007c9d12cbcfd9d6ac2
[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" "267036d438277f4e6b4495ad09341b11871e7e63b7082007c9d12cbcfd9d6ac2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ryu v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.75s
[INFO] running `Command { std: "docker" "inspect" "267036d438277f4e6b4495ad09341b11871e7e63b7082007c9d12cbcfd9d6ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267036d438277f4e6b4495ad09341b11871e7e63b7082007c9d12cbcfd9d6ac2", kill_on_drop: false }`
[INFO] [stdout] 267036d438277f4e6b4495ad09341b11871e7e63b7082007c9d12cbcfd9d6ac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21a41b688f5cf0c5223ffe4cc478080c6b00958a2cc7c4e25e093c4cc055635b
[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" "21a41b688f5cf0c5223ffe4cc478080c6b00958a2cc7c4e25e093c4cc055635b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ryu-ad5f05b81762fcb8)
[INFO] [stderr]      Running tests/common_test.rs (/opt/rustwide/target/debug/deps/common_test-3e0ebadd3130d45e)
[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] [stdout] running 6 tests
[INFO] [stdout] test test_log10_pow5 ... ok
[INFO] [stdout] test test_ceil_log2_pow5 ... ok
[INFO] [stdout] test test_decimal_length9 ... ok
[INFO] [stdout] test test_log10_pow2 ... ok
[INFO] [stdout] test test_float_to_bits ... ok
[INFO] [stdout] test test_double_to_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/d2s_table_test.rs (/opt/rustwide/target/debug/deps/d2s_table_test-fb7792a44d6bedf3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_compute_inv_pow5 ... ok
[INFO] [stderr]      Running tests/d2s_test.rs (/opt/rustwide/target/debug/deps/d2s_test-1d40177cf617c919)
[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 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_switch_to_subnormal ... ok
[INFO] [stdout] test test_lots_of_trailing_zeros ... ok
[INFO] [stdout] test test_min_and_max ... ok
[INFO] [stdout] test test_regression ... ok
[INFO] [stdout] test test_ryu ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_small_integers ... ok
[INFO] [stdout] test test_output_length ... ok
[INFO] [stdout] test test_min_max_shift ... ok
[INFO] [stdout] test test_looks_like_pow5 ... 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 5.16s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/exhaustive.rs (/opt/rustwide/target/debug/deps/exhaustive-bc849076275d293a)
[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] [stderr]      Running tests/f2s_test.rs (/opt/rustwide/target/debug/deps/f2s_test-cb991ee33f875d6a)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_boundary_round_even ... ok
[INFO] [stdout] test test_looks_like_pow5 ... ok
[INFO] [stdout] test test_lots_of_trailing_zeros ... ok
[INFO] [stdout] test test_exact_value_round_even ... ok
[INFO] [stdout] test test_output_length ... ok
[INFO] [stdout] test test_min_and_max ... 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_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 4.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/s2d_test.rs (/opt/rustwide/target/debug/deps/s2d_test-3090ff16f5dbe6c6)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_mantissa_rounding_overflow ... ok
[INFO] [stdout] test test_min_max ... ok
[INFO] [stdout] test test_underflow ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_bad_input ... ok
[INFO] [stderr]      Running tests/s2f_test.rs (/opt/rustwide/target/debug/deps/s2f_test-ac6305538c40c60d)
[INFO] [stdout] test test_issue157 ... ok
[INFO] [stdout] test test_table_size_denormal ... ok
[INFO] [stdout] test test_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_mantissa_rounding_overflow ... ok
[INFO] [stderr]    Doc-tests ryu
[INFO] [stdout] test test_min_max ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/pretty/mod.rs - pretty::format32 (line 144) ... ok
[INFO] [stdout] test src/pretty/mod.rs - pretty::format64 (line 37) ... ok
[INFO] [stdout] test src/buffer/mod.rs - buffer::Buffer (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "21a41b688f5cf0c5223ffe4cc478080c6b00958a2cc7c4e25e093c4cc055635b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a41b688f5cf0c5223ffe4cc478080c6b00958a2cc7c4e25e093c4cc055635b", kill_on_drop: false }`
[INFO] [stdout] 21a41b688f5cf0c5223ffe4cc478080c6b00958a2cc7c4e25e093c4cc055635b