[INFO] fetching crate pircolate 0.2.1...
[INFO] testing pircolate-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pircolate 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pircolate 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pircolate 0.2.1
[INFO] finished tweaking crates.io crate pircolate 0.2.1
[INFO] tweaked toml for crates.io crate pircolate 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 9633cbca58818c941730fa49b8a4e0938d8c59936fe86e3a75bfa87387409d35
[INFO] running `Command { std: "docker" "start" "-a" "9633cbca58818c941730fa49b8a4e0938d8c59936fe86e3a75bfa87387409d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9633cbca58818c941730fa49b8a4e0938d8c59936fe86e3a75bfa87387409d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9633cbca58818c941730fa49b8a4e0938d8c59936fe86e3a75bfa87387409d35", kill_on_drop: false }`
[INFO] [stdout] 9633cbca58818c941730fa49b8a4e0938d8c59936fe86e3a75bfa87387409d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0c172cabf594286b91c0d1ccdc7cd65f86bc403a2dd2d2d6b6ac0eff5ee1ff7
[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" "c0c172cabf594286b91c0d1ccdc7cd65f86bc403a2dd2d2d6b6ac0eff5ee1ff7", kill_on_drop: false }`
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling pircolate v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "c0c172cabf594286b91c0d1ccdc7cd65f86bc403a2dd2d2d6b6ac0eff5ee1ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0c172cabf594286b91c0d1ccdc7cd65f86bc403a2dd2d2d6b6ac0eff5ee1ff7", kill_on_drop: false }`
[INFO] [stdout] c0c172cabf594286b91c0d1ccdc7cd65f86bc403a2dd2d2d6b6ac0eff5ee1ff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc0ae6cab70d0be2679caac01a053328939e06d4c9c12bede4f3a3ce8e09e1e3
[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" "dc0ae6cab70d0be2679caac01a053328939e06d4c9c12bede4f3a3ce8e09e1e3", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pircolate v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     foreign_links {
[INFO] [stdout] 6  | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "dc0ae6cab70d0be2679caac01a053328939e06d4c9c12bede4f3a3ce8e09e1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0ae6cab70d0be2679caac01a053328939e06d4c9c12bede4f3a3ce8e09e1e3", kill_on_drop: false }`
[INFO] [stdout] dc0ae6cab70d0be2679caac01a053328939e06d4c9c12bede4f3a3ce8e09e1e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 9293e2297b9d38dce7989cba5978fbffeb05dec7786c840e86b7b9749e443c6b
[INFO] running `Command { std: "docker" "start" "-a" "9293e2297b9d38dce7989cba5978fbffeb05dec7786c840e86b7b9749e443c6b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     foreign_links {
[INFO] [stderr] 6  | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     foreign_links {
[INFO] [stderr] 6  | |         Utf8(::std::string::FromUtf8Error);
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `pircolate` (lib) generated 2 warnings
[INFO] [stderr] warning: `pircolate` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pircolate-dc92bbe0088a95eb)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test command::tests::test_command_match_with_multiple_branches ... ok
[INFO] [stdout] test command::tests::test_created_command ... ok
[INFO] [stdout] test command::tests::test_names_reply_command ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_512_byte_long_tags_and_510_byte_long_command ... ok
[INFO] [stdout] test command::tests::test_command_match_with_single_branchj ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_basic_prefix ... ok
[INFO] [stdout] test command::tests::test_welcome_command ... ok
[INFO] [stdout] test command::tests::test_server_info_command ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_argument_following_colon ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_510_byte_long_command ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_multiple_arguments ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_multibyte_character_arguments ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_prefix ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_multiple_tags ... ok
[INFO] [stdout] test message::parser::tests::parse_numeric_welcome ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_user_prefix ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_user_prefix_and_host ... ok
[INFO] [stdout] test command::tests::test_your_host_command ... ok
[INFO] [stdout] test message::parser::tests::parse_command ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_prefix_and_argument_following_colon ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_multiple_arguments_and_argument_following_colon ... ok
[INFO] [stdout] test command::tests::test_pong_command ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_prefix_and_host ... ok
[INFO] [stdout] test command::tests::test_privmsg_command ... ok
[INFO] [stdout] test command::tests::test_ping_command ... ok
[INFO] [stdout] test message::parser::tests::parse_command_with_512_byte_long_tags ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pircolate
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/command.rs - command::Pong (line 206) ... ok
[INFO] [stdout] test src/command.rs - command::PrivMsg (line 227) ... ok
[INFO] [stdout] test src/command.rs - command::Ping (line 186) ... ok
[INFO] [stdout] test src/command.rs - command_match (line 74) ... ok
[INFO] [stdout] test src/command.rs - command (line 117) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9293e2297b9d38dce7989cba5978fbffeb05dec7786c840e86b7b9749e443c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9293e2297b9d38dce7989cba5978fbffeb05dec7786c840e86b7b9749e443c6b", kill_on_drop: false }`
[INFO] [stdout] 9293e2297b9d38dce7989cba5978fbffeb05dec7786c840e86b7b9749e443c6b