[INFO] fetching crate isner 0.0.1-alpha.1...
[INFO] testing isner-0.0.1-alpha.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate isner 0.0.1-alpha.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate isner 0.0.1-alpha.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 isner 0.0.1-alpha.1
[INFO] finished tweaking crates.io crate isner 0.0.1-alpha.1
[INFO] tweaked toml for crates.io crate isner 0.0.1-alpha.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate isner 0.0.1-alpha.1 already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ea7c7131e11a6a8a150e817d7eb141fa1364b535b3faedd2b6d4ff737147d37
[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" "3ea7c7131e11a6a8a150e817d7eb141fa1364b535b3faedd2b6d4ff737147d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea7c7131e11a6a8a150e817d7eb141fa1364b535b3faedd2b6d4ff737147d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea7c7131e11a6a8a150e817d7eb141fa1364b535b3faedd2b6d4ff737147d37", kill_on_drop: false }`
[INFO] [stdout] 3ea7c7131e11a6a8a150e817d7eb141fa1364b535b3faedd2b6d4ff737147d37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 71506b6faea1f6f0c0a572b7adb54a2edaa2edcb990309b5b93ea2f25a03525d
[INFO] running `Command { std: "docker" "start" "-a" "71506b6faea1f6f0c0a572b7adb54a2edaa2edcb990309b5b93ea2f25a03525d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling fehler v1.0.0
[INFO] [stderr]    Compiling isner v0.0.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.25s
[INFO] running `Command { std: "docker" "inspect" "71506b6faea1f6f0c0a572b7adb54a2edaa2edcb990309b5b93ea2f25a03525d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71506b6faea1f6f0c0a572b7adb54a2edaa2edcb990309b5b93ea2f25a03525d", kill_on_drop: false }`
[INFO] [stdout] 71506b6faea1f6f0c0a572b7adb54a2edaa2edcb990309b5b93ea2f25a03525d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] b855b0000635e64ff44d4bfe596a2ff43a08973876979eeb3209543ebb475a46
[INFO] running `Command { std: "docker" "start" "-a" "b855b0000635e64ff44d4bfe596a2ff43a08973876979eeb3209543ebb475a46", kill_on_drop: false }`
[INFO] [stderr]    Compiling isner v0.0.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "b855b0000635e64ff44d4bfe596a2ff43a08973876979eeb3209543ebb475a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b855b0000635e64ff44d4bfe596a2ff43a08973876979eeb3209543ebb475a46", kill_on_drop: false }`
[INFO] [stdout] b855b0000635e64ff44d4bfe596a2ff43a08973876979eeb3209543ebb475a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] a14f59e254dabaa8c5554380181a5e906f40e2ceceb2fb27ed375f9367b7a05c
[INFO] running `Command { std: "docker" "start" "-a" "a14f59e254dabaa8c5554380181a5e906f40e2ceceb2fb27ed375f9367b7a05c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/isner-568e265cf062fe9b
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test http_handler::tests::handle_request_method_not_allowed ... ok
[INFO] [stdout] test http_handler::tests::handle_ok ... ok
[INFO] [stdout] test http_handler::tests::handle_request_ok ... ok
[INFO] [stdout] test http_handler::tests::get_response_ok ... ok
[INFO] [stdout] test http_handler::tests::handle_write_err ... ok
[INFO] [stdout] test parser::tests::parse_request_with_no_headers_no_body ... ok
[INFO] [stdout] test http_handler::tests::get_response_with_parse_error ... ok
[INFO] [stdout] test http_handler::tests::write_response_err ... ok
[INFO] [stdout] test http_handler::tests::write_response_ok ... ok
[INFO] [stdout] test parser::tests::parse_request_with_headers_no_body ... ok
[INFO] [stdout] test parser::tests::parse_invalid_path ... ok
[INFO] [stdout] test parser::tests::parse_invalid_method ... ok
[INFO] [stdout] test parser::tests::parse_invalid_header_name ... ok
[INFO] [stdout] test parser::tests::parse_invalid_header_line ... ok
[INFO] [stdout] test parser::tests::parse_empty_request ... ok
[INFO] [stdout] test parser::tests::parse_missing_path ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/isner-35a5ffcc3c7561ac
[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]    Doc-tests isner
[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] running `Command { std: "docker" "inspect" "a14f59e254dabaa8c5554380181a5e906f40e2ceceb2fb27ed375f9367b7a05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a14f59e254dabaa8c5554380181a5e906f40e2ceceb2fb27ed375f9367b7a05c", kill_on_drop: false }`
[INFO] [stdout] a14f59e254dabaa8c5554380181a5e906f40e2ceceb2fb27ed375f9367b7a05c