[INFO] fetching crate format_num 0.1.0...
[INFO] testing format_num-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate format_num 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate format_num 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate format_num 0.1.0
[INFO] finished tweaking crates.io crate format_num 0.1.0
[INFO] tweaked toml for crates.io crate format_num 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate format_num 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1709582b54106cae62c1c28f7408ddf7b9e6a02cfd500cb54db6cb6dac752cf
[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" "e1709582b54106cae62c1c28f7408ddf7b9e6a02cfd500cb54db6cb6dac752cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1709582b54106cae62c1c28f7408ddf7b9e6a02cfd500cb54db6cb6dac752cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1709582b54106cae62c1c28f7408ddf7b9e6a02cfd500cb54db6cb6dac752cf", kill_on_drop: false }`
[INFO] [stdout] e1709582b54106cae62c1c28f7408ddf7b9e6a02cfd500cb54db6cb6dac752cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 9f38df74617b1faaa1c60b33b6aec25bfd3ead74bc2b9bd3a25239b6a2a3296c
[INFO] running `Command { std: "docker" "start" "-a" "9f38df74617b1faaa1c60b33b6aec25bfd3ead74bc2b9bd3a25239b6a2a3296c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling format_num v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.39s
[INFO] running `Command { std: "docker" "inspect" "9f38df74617b1faaa1c60b33b6aec25bfd3ead74bc2b9bd3a25239b6a2a3296c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f38df74617b1faaa1c60b33b6aec25bfd3ead74bc2b9bd3a25239b6a2a3296c", kill_on_drop: false }`
[INFO] [stdout] 9f38df74617b1faaa1c60b33b6aec25bfd3ead74bc2b9bd3a25239b6a2a3296c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19e24ecfe12c68b7f25ccff49db4bce7cd5d21817e6f68f604cefe49140f0226
[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" "19e24ecfe12c68b7f25ccff49db4bce7cd5d21817e6f68f604cefe49140f0226", kill_on_drop: false }`
[INFO] [stderr]    Compiling format_num v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "19e24ecfe12c68b7f25ccff49db4bce7cd5d21817e6f68f604cefe49140f0226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e24ecfe12c68b7f25ccff49db4bce7cd5d21817e6f68f604cefe49140f0226", kill_on_drop: false }`
[INFO] [stdout] 19e24ecfe12c68b7f25ccff49db4bce7cd5d21817e6f68f604cefe49140f0226
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f6b0e875952d536e0ebe5ab0b312a681467552a11e1e96c12dbf18e47e2369e
[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" "8f6b0e875952d536e0ebe5ab0b312a681467552a11e1e96c12dbf18e47e2369e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/format_num-37fab3a64605f5de)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests::initialization ... ok
[INFO] [stdout] test tests::percentage_forms ... ok
[INFO] [stdout] test tests::precision_0 ... ok
[INFO] [stdout] test tests::decimal_alternate_form ... ok
[INFO] [stdout] test tests::default_precision_exp ... ok
[INFO] [stdout] test tests::bin ... ok
[INFO] [stdout] test tests::negative_zero_correct_formatting ... ok
[INFO] [stdout] test tests::precision_0_percentage ... ok
[INFO] [stdout] test tests::precision_1_exp ... ok
[INFO] [stdout] test tests::grouping ... ok
[INFO] [stdout] test tests::decimal ... ok
[INFO] [stdout] test tests::si_prefix_grouping ... ok
[INFO] [stdout] test tests::significant_digits ... ok
[INFO] [stdout] test tests::default_precision ... ok
[INFO] [stdout] test tests::zeroes ... ok
[INFO] [stdout] test tests::precision_gt_0_percentage ... ok
[INFO] [stdout] test tests::si_prefix_numbers_bigger_than_one_yotta ... ok
[INFO] [stdout] test tests::precision_2 ... ok
[INFO] [stdout] test tests::precision_1 ... ok
[INFO] [stdout] test tests::si_prefix_custom_precision ... ok
[INFO] [stdout] test tests::zeroes_exp ... ok
[INFO] [stdout] test tests::precision_0_exp ... ok
[INFO] [stdout] test tests::precision_2_exp ... ok
[INFO] [stdout] test tests::si_prefix_consistent_for_small_and_big_numbers ... ok
[INFO] [stdout] test tests::si_prefix_default_precision ... ok
[INFO] [stdout] test tests::small_ints ... ok
[INFO] [stdout] test tests::oct ... ok
[INFO] [stdout] test tests::hex ... ok
[INFO] [stdout] test tests::si_prefix_numbers_smaller_than_one_yocto ... ok
[INFO] [stderr]    Doc-tests format_num
[INFO] [stdout] test tests::alternate_form_exp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - format_num (line 597) ... ok
[INFO] [stdout] test src/lib.rs - (line 106) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f6b0e875952d536e0ebe5ab0b312a681467552a11e1e96c12dbf18e47e2369e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6b0e875952d536e0ebe5ab0b312a681467552a11e1e96c12dbf18e47e2369e", kill_on_drop: false }`
[INFO] [stdout] 8f6b0e875952d536e0ebe5ab0b312a681467552a11e1e96c12dbf18e47e2369e