[INFO] fetching crate base16 0.2.1...
[INFO] testing base16-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate base16 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate base16 0.2.1 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 base16 0.2.1
[INFO] finished tweaking crates.io crate base16 0.2.1
[INFO] tweaked toml for crates.io crate base16 0.2.1 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 2aa630587279fd9f4b8b9ddbddcf74a7abd56996ea9a59a86f5d9a749d9a9614
[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" "2aa630587279fd9f4b8b9ddbddcf74a7abd56996ea9a59a86f5d9a749d9a9614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa630587279fd9f4b8b9ddbddcf74a7abd56996ea9a59a86f5d9a749d9a9614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa630587279fd9f4b8b9ddbddcf74a7abd56996ea9a59a86f5d9a749d9a9614", kill_on_drop: false }`
[INFO] [stdout] 2aa630587279fd9f4b8b9ddbddcf74a7abd56996ea9a59a86f5d9a749d9a9614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 3143f1a22db485559ad525702007a9abdd25bdee08c53c6a1a36088d93685c81
[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" "3143f1a22db485559ad525702007a9abdd25bdee08c53c6a1a36088d93685c81", kill_on_drop: false }`
[INFO] [stderr]    Compiling base16 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "3143f1a22db485559ad525702007a9abdd25bdee08c53c6a1a36088d93685c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3143f1a22db485559ad525702007a9abdd25bdee08c53c6a1a36088d93685c81", kill_on_drop: false }`
[INFO] [stdout] 3143f1a22db485559ad525702007a9abdd25bdee08c53c6a1a36088d93685c81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] bc1d91bdfb2f5c3aee143b1408c8005927f5733361e27f16ac8da6ff2b197d05
[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" "bc1d91bdfb2f5c3aee143b1408c8005927f5733361e27f16ac8da6ff2b197d05", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling base16 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 34.04s
[INFO] running `Command { std: "docker" "inspect" "bc1d91bdfb2f5c3aee143b1408c8005927f5733361e27f16ac8da6ff2b197d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1d91bdfb2f5c3aee143b1408c8005927f5733361e27f16ac8da6ff2b197d05", kill_on_drop: false }`
[INFO] [stdout] bc1d91bdfb2f5c3aee143b1408c8005927f5733361e27f16ac8da6ff2b197d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 02448268d1bdd99991f568864cdcaa89b2166aac17dfe98eba3a1812a53ad97f
[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" "02448268d1bdd99991f568864cdcaa89b2166aac17dfe98eba3a1812a53ad97f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/base16-a904f86ad20f3235
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_encoded_size_allows_almost_max ... ok
[INFO] [stdout] test tests::test_encoded_size_panic_max ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/doctest_copies-544a3bd4ecbb7ebf
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_decode_buf ... ok
[INFO] [stdout] test test_decode ... ok
[INFO] [stdout] test test_encode_config_byte ... ok
[INFO] [stdout] test test_encode_config_byte_l ... ok
[INFO] [stdout] test test_encode_config ... ok
[INFO] [stdout] test test_encode_config_buf ... ok
[INFO] [stdout] test test_encode_config_byte_u ... ok
[INFO] [stdout] test test_decode_byte ... ok
[INFO] [stdout] test test_encode_config_slice ... ok
[INFO] [stdout] test test_decode_slice ... ok
[INFO] [stdout] test test_encode_upper ... ok
[INFO] [stdout] test test_encode_lower ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-aecb0dac2c1f830e
[INFO] [stdout] test test_exhaustive_bytes_decode ... ok
[INFO] [stdout] test test_exhaustive_bytes_encode ... ok
[INFO] [stdout] test test_exhaustive_decode_byte ... ok
[INFO] [stdout] test test_decode_errors ... ok
[INFO] [stdout] test test_enc_slice_exact_fit ... ok
[INFO] [stdout] test test_exhaustive_encode_byte ... ok
[INFO] [stdout] test test_panic_slice_encode ... ok
[INFO] [stdout] test test_panic_slice_decode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests base16
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - encode_byte_u (line 318) ... ok
[INFO] [stdout] test src/lib.rs - decode_byte (line 550) ... ok
[INFO] [stdout] test src/lib.rs - decode (line 421) ... ok
[INFO] [stdout] test src/lib.rs - encode_byte_l (line 300) ... ok
[INFO] [stdout] test src/lib.rs - encode_upper (line 144) ... ok
[INFO] [stdout] test src/lib.rs - encode_config_slice (line 236) ... ok
[INFO] [stdout] test src/lib.rs - encode_lower (line 122) ... ok
[INFO] [stdout] test src/lib.rs - encode_config_buf (line 188) ... ok
[INFO] [stdout] test src/lib.rs - encode_byte (line 279) ... ok
[INFO] [stdout] test src/lib.rs - encode_config (line 165) ... ok
[INFO] [stdout] test src/lib.rs - decode_slice (line 516) ... ok
[INFO] [stdout] test src/lib.rs - decode_buf (line 461) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02448268d1bdd99991f568864cdcaa89b2166aac17dfe98eba3a1812a53ad97f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02448268d1bdd99991f568864cdcaa89b2166aac17dfe98eba3a1812a53ad97f", kill_on_drop: false }`
[INFO] [stdout] 02448268d1bdd99991f568864cdcaa89b2166aac17dfe98eba3a1812a53ad97f