[INFO] fetching crate hex 0.4.2...
[INFO] testing hex-0.4.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate hex 0.4.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate hex 0.4.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hex 0.4.2
[INFO] finished tweaking crates.io crate hex 0.4.2
[INFO] tweaked toml for crates.io crate hex 0.4.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a07ccff7f5f8fd643b96087e4db1a9f7483622f568905b222c108eb803fa586
[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" "8a07ccff7f5f8fd643b96087e4db1a9f7483622f568905b222c108eb803fa586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a07ccff7f5f8fd643b96087e4db1a9f7483622f568905b222c108eb803fa586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a07ccff7f5f8fd643b96087e4db1a9f7483622f568905b222c108eb803fa586", kill_on_drop: false }`
[INFO] [stdout] 8a07ccff7f5f8fd643b96087e4db1a9f7483622f568905b222c108eb803fa586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72f964464d321d6aea9aa7b604367a4cfca7d8e101f267d474c2e858d7f17ad8
[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" "72f964464d321d6aea9aa7b604367a4cfca7d8e101f267d474c2e858d7f17ad8", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "72f964464d321d6aea9aa7b604367a4cfca7d8e101f267d474c2e858d7f17ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f964464d321d6aea9aa7b604367a4cfca7d8e101f267d474c2e858d7f17ad8", kill_on_drop: false }`
[INFO] [stdout] 72f964464d321d6aea9aa7b604367a4cfca7d8e101f267d474c2e858d7f17ad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2afcf6ab65dd1fb1ac009c7d834e1313192af0aa8b50e293eb9b25cfd6903d1a
[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" "2afcf6ab65dd1fb1ac009c7d834e1313192af0aa8b50e293eb9b25cfd6903d1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling faster-hex v0.4.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version-sync v0.8.1
[INFO] [stderr]    Compiling hex v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.13s
[INFO] running `Command { std: "docker" "inspect" "2afcf6ab65dd1fb1ac009c7d834e1313192af0aa8b50e293eb9b25cfd6903d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afcf6ab65dd1fb1ac009c7d834e1313192af0aa8b50e293eb9b25cfd6903d1a", kill_on_drop: false }`
[INFO] [stdout] 2afcf6ab65dd1fb1ac009c7d834e1313192af0aa8b50e293eb9b25cfd6903d1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52d26162cbca72627f6778141b636b9b719b156b826f91c07aad2c5feb278560
[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" "52d26162cbca72627f6778141b636b9b719b156b826f91c07aad2c5feb278560", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hex-04fc68037f745242
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test error::tests::test_display ... ok
[INFO] [stdout] test test::test_empty ... ok
[INFO] [stdout] test test::test_decode_to_slice ... ok
[INFO] [stdout] test test::test_decode ... ok
[INFO] [stdout] test test::test_from_hex_array ... ok
[INFO] [stdout] test test::test_from_hex_okay_str ... ok
[INFO] [stdout] test test::test_invalid_length ... ok
[INFO] [stdout] test test::test_to_hex ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde-e8bc7e9818472a7c
[INFO] [stdout] test test::test_from_hex_whitespace ... ok
[INFO] [stdout] test test::test_from_hex_okay_bytes ... ok
[INFO] [stdout] test test::test_encode ... ok
[INFO] [stdout] test test::test_gen_iter ... ok
[INFO] [stdout] test test::test_encode_to_slice ... ok
[INFO] [stdout] test test::test_invalid_char ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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 /opt/rustwide/target/debug/deps/version_number-4f9dc5ba09b8fa9d
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stderr]    Doc-tests hex
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - encode_to_slice (line 338) ... ok
[INFO] [stdout] test src/lib.rs - decode_to_slice (line 291) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - FromHex (line 140) ... ok
[INFO] [stdout] test src/lib.rs - encode_upper (line 256) ... ok
[INFO] [stdout] test src/lib.rs - encode (line 242) ... ok
[INFO] [stdout] test src/lib.rs - ToHex (line 53) ... ok
[INFO] [stdout] test src/lib.rs - decode (line 271) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52d26162cbca72627f6778141b636b9b719b156b826f91c07aad2c5feb278560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d26162cbca72627f6778141b636b9b719b156b826f91c07aad2c5feb278560", kill_on_drop: false }`
[INFO] [stdout] 52d26162cbca72627f6778141b636b9b719b156b826f91c07aad2c5feb278560