[INFO] fetching crate approx 0.4.0...
[INFO] testing approx-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate approx 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate approx 0.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate approx 0.4.0
[INFO] finished tweaking crates.io crate approx 0.4.0
[INFO] tweaked toml for crates.io crate approx 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 16ec40d77f556212d671e2f519d43b8a4d453e4d516fe7df753683d3511daf0f
[INFO] running `Command { std: "docker" "start" "-a" "16ec40d77f556212d671e2f519d43b8a4d453e4d516fe7df753683d3511daf0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16ec40d77f556212d671e2f519d43b8a4d453e4d516fe7df753683d3511daf0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ec40d77f556212d671e2f519d43b8a4d453e4d516fe7df753683d3511daf0f", kill_on_drop: false }`
[INFO] [stdout] 16ec40d77f556212d671e2f519d43b8a4d453e4d516fe7df753683d3511daf0f
[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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] e5f0f38e205fdab5b07e854110d50e948f37f5df4aa95e86e26f836b79fad5eb
[INFO] running `Command { std: "docker" "start" "-a" "e5f0f38e205fdab5b07e854110d50e948f37f5df4aa95e86e26f836b79fad5eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling approx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "e5f0f38e205fdab5b07e854110d50e948f37f5df4aa95e86e26f836b79fad5eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f0f38e205fdab5b07e854110d50e948f37f5df4aa95e86e26f836b79fad5eb", kill_on_drop: false }`
[INFO] [stdout] e5f0f38e205fdab5b07e854110d50e948f37f5df4aa95e86e26f836b79fad5eb
[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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12f6865361974ffff48fa4d6ce3d0a007cd55f3afa5849e3df40ab423fad90e9
[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" "12f6865361974ffff48fa4d6ce3d0a007cd55f3afa5849e3df40ab423fad90e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "12f6865361974ffff48fa4d6ce3d0a007cd55f3afa5849e3df40ab423fad90e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f6865361974ffff48fa4d6ce3d0a007cd55f3afa5849e3df40ab423fad90e9", kill_on_drop: false }`
[INFO] [stdout] 12f6865361974ffff48fa4d6ce3d0a007cd55f3afa5849e3df40ab423fad90e9
[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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b099d605ecb7f6641dda5a52990c81af2580581aba24e67e0fd559f33157748
[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" "9b099d605ecb7f6641dda5a52990c81af2580581aba24e67e0fd559f33157748", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/approx-c19088af912b4ac0
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/abs_diff_eq-e42341e80b7564bb
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test test_f32::test_basic ... ok
[INFO] [stdout] test test_f32::test_max ... ok
[INFO] [stdout] test test_f32::test_close_to_zero ... ok
[INFO] [stdout] test test_f32::test_zero ... ok
[INFO] [stdout] test test_f64::test_basic ... ok
[INFO] [stdout] test test_f32::test_opposite_signs ... ok
[INFO] [stdout] test test_f64::test_big_neg ... ok
[INFO] [stdout] test test_f64::test_close_to_zero ... ok
[INFO] [stdout] test test_f64::test_epsilon ... ok
[INFO] [stdout] test test_f64::test_max ... ok
[INFO] [stdout] test test_f64::test_mid ... ok
[INFO] [stdout] test test_f64::test_mid_neg ... ok
[INFO] [stdout] test test_f64::test_nan ... ok
[INFO] [stdout] test test_f32::test_epsilon ... ok
[INFO] [stdout] test test_f32::test_nan ... ok
[INFO] [stdout] test test_f32::test_small ... ok
[INFO] [stdout] test test_f32::test_small_neg ... ok
[INFO] [stdout] test test_f64::test_zero ... ok
[INFO] [stdout] test test_ref::test_f32::test_basic ... ok
[INFO] [stdout] test test_ref::test_f64::test_basic ... ok
[INFO] [stdout] test test_slice::test_f32::test_basic ... ok
[INFO] [stdout] test test_f64::test_small ... ok
[INFO] [stdout] test test_slice::test_f64::test_basic ... ok
[INFO] [stdout] test test_f64::test_small_neg ... ok
[INFO] [stdout] test test_f64::test_opposite_signs ... ok
[INFO] [stdout] test test_f32::test_big ... ok
[INFO] [stdout] test test_f32::test_basic_panic_ne ... ok
[INFO] [stdout] test test_f64::test_basic_panic_ne ... ok
[INFO] [stdout] test test_f64::test_basic_panic_eq ... ok
[INFO] [stdout] test test_f32::test_mid ... ok
[INFO] [stdout] test test_f32::test_big_neg ... ok
[INFO] [stdout] test test_f32::test_basic_panic_eq ... ok
[INFO] [stdout] test test_f32::test_mid_neg ... ok
[INFO] [stdout] test test_f64::test_big ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macro_import-dbeb530130e22e10
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_macro_import::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macros-b59833959045dc53
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_ulps_eq_trailing_commas ... ok
[INFO] [stdout] test test_relative_eq_trailing_commas ... ok
[INFO] [stdout] test test_relative_eq ... ok
[INFO] [stdout] test test_ulps_ne ... ok
[INFO] [stdout] test test_relative_ne ... ok
[INFO] [stdout] test test_ulps_eq ... ok
[INFO] [stdout] test test_ulps_ne_trailing_commas ... ok
[INFO] [stdout] test test_relative_ne_trailing_commas ... ok
[INFO] [stdout] test test_abs_diff_eq ... ok
[INFO] [stdout] test test_abs_diff_eq_trailing_commas ... ok
[INFO] [stdout] test test_abs_diff_ne ... ok
[INFO] [stdout] test test_abs_diff_ne_trailing_commas ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/relative_eq-a641ae29039cfe32
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test test_f32::test_epsilon ... ok
[INFO] [stdout] test test_f32::test_big ... ok
[INFO] [stdout] test test_f32::test_nan ... ok
[INFO] [stdout] test test_f32::test_mid_neg ... ok
[INFO] [stdout] test test_f32::test_big_neg ... ok
[INFO] [stdout] test test_f32::test_opposite_signs ... ok
[INFO] [stdout] test test_f32::test_basic ... ok
[INFO] [stdout] test test_f32::test_mid ... ok
[INFO] [stdout] test test_f32::test_close_to_zero ... ok
[INFO] [stdout] test test_f32::test_infinity ... ok
[INFO] [stdout] test test_f32::test_small ... ok
[INFO] [stdout] test test_f64::test_big ... ok
[INFO] [stdout] test test_f32::test_zero ... ok
[INFO] [stdout] test test_f64::test_max ... ok
[INFO] [stdout] test test_f64::test_mid ... ok
[INFO] [stdout] test test_f64::test_nan ... ok
[INFO] [stdout] test test_f64::test_mid_neg ... ok
[INFO] [stdout] test test_f64::test_opposite_signs ... ok
[INFO] [stdout] test test_f64::test_small ... ok
[INFO] [stdout] test test_f64::test_small_neg ... ok
[INFO] [stdout] test test_f64::test_zero ... ok
[INFO] [stdout] test test_ref::test_f32::test_basic ... ok
[INFO] [stdout] test test_ref::test_f64::test_basic ... ok
[INFO] [stdout] test test_slice::test_f32::test_basic ... ok
[INFO] [stdout] test test_slice::test_f64::test_basic ... ok
[INFO] [stdout] test test_f32::test_small_neg ... ok
[INFO] [stdout] test test_f64::test_big_neg ... ok
[INFO] [stdout] test test_f32::test_zero_infinity ... ok
[INFO] [stdout] test test_f32::test_max ... ok
[INFO] [stdout] test test_f64::test_close_to_zero ... ok
[INFO] [stdout] test test_f64::test_epsilon ... ok
[INFO] [stdout] test test_f64::test_infinity ... ok
[INFO] [stdout] test test_f64::test_basic ... ok
[INFO] [stdout] test test_f32::test_basic_panic_eq ... ok
[INFO] [stdout] test test_f64::test_basic_panic_ne ... ok
[INFO] [stdout] test test_f64::test_basic_panic_eq ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ulps_eq-bcc5d8f5f2b77c80
[INFO] [stdout] test test_f32::test_basic_panic_ne ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test test_f32::test_small ... ok
[INFO] [stdout] test test_f32::test_infinity ... ok
[INFO] [stdout] test test_f32::test_zero ... ok
[INFO] [stdout] test test_f64::test_basic ... ok
[INFO] [stdout] test test_f32::test_big ... ok
[INFO] [stdout] test test_f32::test_mid ... ok
[INFO] [stdout] test test_f32::test_opposite_signs ... ok
[INFO] [stdout] test test_f32::test_big_neg ... ok
[INFO] [stdout] test test_f32::test_close_to_zero ... ok
[INFO] [stdout] test test_f64::test_big ... ok
[INFO] [stdout] test test_f64::test_close_to_zero ... ok
[INFO] [stdout] test test_f32::test_epsilon ... ok
[INFO] [stdout] test test_f64::test_big_neg ... ok
[INFO] [stdout] test test_f32::test_basic ... ok
[INFO] [stdout] test test_f32::test_mid_neg ... ok
[INFO] [stdout] test test_f32::test_max ... ok
[INFO] [stdout] test test_f32::test_small_neg ... ok
[INFO] [stdout] test test_f64::test_small ... ok
[INFO] [stdout] test test_f32::test_nan ... ok
[INFO] [stdout] test test_f64::test_opposite_signs ... ok
[INFO] [stdout] test test_f64::test_small_neg ... ok
[INFO] [stdout] test test_f64::test_epsilon ... ok
[INFO] [stdout] test test_f64::test_infinity ... ok
[INFO] [stdout] test test_f64::test_max ... ok
[INFO] [stdout] test test_f64::test_mid ... ok
[INFO] [stdout] test test_f64::test_nan ... ok
[INFO] [stdout] test test_f64::test_zero ... ok
[INFO] [stdout] test test_ref::test_f64::test_basic ... ok
[INFO] [stdout] test test_f64::test_mid_neg ... ok
[INFO] [stdout] test test_slice::test_f32::test_basic ... ok
[INFO] [stdout] test test_ref::test_f32::test_basic ... ok
[INFO] [stdout] test test_slice::test_f64::test_basic ... ok
[INFO] [stdout] test test_f64::test_basic_panic_eq ... ok
[INFO] [stdout] test test_f32::test_basic_panic_eq ... ok
[INFO] [stderr]    Doc-tests approx
[INFO] [stdout] test test_f64::test_basic_panic_ne ... ok
[INFO] [stdout] test test_f32::test_basic_panic_ne ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Ulps (line 325) ... ok
[INFO] [stdout] test src/lib.rs - AbsDiff (line 184) ... ok
[INFO] [stdout] test src/lib.rs - Relative (line 247) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 99) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b099d605ecb7f6641dda5a52990c81af2580581aba24e67e0fd559f33157748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b099d605ecb7f6641dda5a52990c81af2580581aba24e67e0fd559f33157748", kill_on_drop: false }`
[INFO] [stdout] 9b099d605ecb7f6641dda5a52990c81af2580581aba24e67e0fd559f33157748