[INFO] fetching crate encoding8 0.3.2...
[INFO] testing encoding8-0.3.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate encoding8 0.3.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate encoding8 0.3.2 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 encoding8 0.3.2
[INFO] finished tweaking crates.io crate encoding8 0.3.2
[INFO] tweaked toml for crates.io crate encoding8 0.3.2 written to /workspace/builds/worker-4/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-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" "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] 455e37b39a49873e33c7dc7ff20b78934f04962af9a66b7adc11d8613da90323
[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" "455e37b39a49873e33c7dc7ff20b78934f04962af9a66b7adc11d8613da90323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "455e37b39a49873e33c7dc7ff20b78934f04962af9a66b7adc11d8613da90323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455e37b39a49873e33c7dc7ff20b78934f04962af9a66b7adc11d8613da90323", kill_on_drop: false }`
[INFO] [stdout] 455e37b39a49873e33c7dc7ff20b78934f04962af9a66b7adc11d8613da90323
[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=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] 88981c680422cb35dd76618d48f58edd178ebbab18b933f3ff09bfac6a51fa6f
[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" "88981c680422cb35dd76618d48f58edd178ebbab18b933f3ff09bfac6a51fa6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding8 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ascii/mod.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |         _ => unreachable!(),
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ebcdic.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |         _ => unreachable!(),
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "88981c680422cb35dd76618d48f58edd178ebbab18b933f3ff09bfac6a51fa6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88981c680422cb35dd76618d48f58edd178ebbab18b933f3ff09bfac6a51fa6f", kill_on_drop: false }`
[INFO] [stdout] 88981c680422cb35dd76618d48f58edd178ebbab18b933f3ff09bfac6a51fa6f
[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=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] 42fbc006d7cb66feac3aa85d9bae3008d3de9cfd1cd310b5bc3e3ad5542a1cc4
[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" "42fbc006d7cb66feac3aa85d9bae3008d3de9cfd1cd310b5bc3e3ad5542a1cc4", kill_on_drop: false }`
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ascii/mod.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |         _ => unreachable!(),
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ebcdic.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |         _ => unreachable!(),
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling encoding8 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ascii/mod.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |         _ => unreachable!(),
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ebcdic.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |         _ => unreachable!(),
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "42fbc006d7cb66feac3aa85d9bae3008d3de9cfd1cd310b5bc3e3ad5542a1cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42fbc006d7cb66feac3aa85d9bae3008d3de9cfd1cd310b5bc3e3ad5542a1cc4", kill_on_drop: false }`
[INFO] [stdout] 42fbc006d7cb66feac3aa85d9bae3008d3de9cfd1cd310b5bc3e3ad5542a1cc4
[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=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] 5a334f43982ea73b0c4a0d11d0e2b57079871e043e4fd7bfb5b3895074b2e2f0
[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" "5a334f43982ea73b0c4a0d11d0e2b57079871e043e4fd7bfb5b3895074b2e2f0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stdout] running 3 tests
[INFO] [stderr]    --> src/ascii/mod.rs:270:9
[INFO] [stderr]     |
[INFO] [stderr] 270 |         _ => unreachable!(),
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/ebcdic.rs:262:9
[INFO] [stderr]     |
[INFO] [stderr] 262 |         _ => unreachable!(),
[INFO] [stderr]     |         ^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/ascii/mod.rs:270:9
[INFO] [stderr]     |
[INFO] [stderr] 270 |         _ => unreachable!(),
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/ebcdic.rs:262:9
[INFO] [stderr]     |
[INFO] [stderr] 262 |         _ => unreachable!(),
[INFO] [stderr]     |         ^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/encoding8-71bed9a2ff3b81ef
[INFO] [stdout] test ascii::tests::test_cases ... ok
[INFO] [stderr]    Doc-tests encoding8
[INFO] [stdout] test ascii::tests::test_checks ... ok
[INFO] [stdout] test tests::bijection ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/ascii/mod.rs - ascii::is_numeric (line 331) ... ok
[INFO] [stdout] test src/ascii/string.rs - ascii::string::ASCII::is_lowercase (line 17) ... ok
[INFO] [stdout] test src/ascii/mod.rs - ascii::is_uppercase (line 316) ... ok
[INFO] [stdout] test src/ascii/mod.rs - ascii::is_lowercase (line 301) ... ok
[INFO] [stdout] test src/ascii/mod.rs - ascii::is_printable (line 359) ... ok
[INFO] [stdout] test src/ascii/string.rs - ascii::string::ASCII::is_alphabetical (line 47) ... ok
[INFO] [stdout] test src/ascii/string.rs - ascii::string::ASCII::is_numeric (line 27) ... ok
[INFO] [stdout] test src/ascii/mod.rs - ascii::is_control (line 345) ... ok
[INFO] [stdout] test src/ascii/mod.rs - ascii::is_alphabetical (line 374) ... ok
[INFO] [stdout] test src/ascii/mod.rs - ascii::to_uppercase (line 281) ... ok
[INFO] [stdout] test src/ascii/mod.rs - ascii::is_alphanumeric (line 387) ... ok
[INFO] [stdout] test src/ascii/string.rs - ascii::string::ASCII::is_alphanumeric (line 38) ... 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" "5a334f43982ea73b0c4a0d11d0e2b57079871e043e4fd7bfb5b3895074b2e2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a334f43982ea73b0c4a0d11d0e2b57079871e043e4fd7bfb5b3895074b2e2f0", kill_on_drop: false }`
[INFO] [stdout] 5a334f43982ea73b0c4a0d11d0e2b57079871e043e4fd7bfb5b3895074b2e2f0