[INFO] fetching crate ostrich-core 0.1.0...
[INFO] testing ostrich-core-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ostrich-core 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ostrich-core 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ostrich-core 0.1.0
[INFO] finished tweaking crates.io crate ostrich-core 0.1.0
[INFO] tweaked toml for crates.io crate ostrich-core 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ccafd5cd4d92f82c6d0130763db96895efdc7345165e3f691af1016769f571f
[INFO] running `Command { std: "docker" "start" "-a" "4ccafd5cd4d92f82c6d0130763db96895efdc7345165e3f691af1016769f571f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ccafd5cd4d92f82c6d0130763db96895efdc7345165e3f691af1016769f571f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccafd5cd4d92f82c6d0130763db96895efdc7345165e3f691af1016769f571f", kill_on_drop: false }`
[INFO] [stdout] 4ccafd5cd4d92f82c6d0130763db96895efdc7345165e3f691af1016769f571f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71e99767eb8b6366bd292764ebc50407e9746783f151fdc71be97f2f95a2df54
[INFO] running `Command { std: "docker" "start" "-a" "71e99767eb8b6366bd292764ebc50407e9746783f151fdc71be97f2f95a2df54", kill_on_drop: false }`
[INFO] [stderr]    Compiling ostrich-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:23:37
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub const CMD_BYTES: Range<usize> = (0..0);
[INFO] [stdout]    |                                     ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const SENDER_BYTES: Range<usize> = (2..15);
[INFO] [stdout]    |                                        ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const RECV_BYTES: Range<usize> = (17..31);
[INFO] [stdout]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const TXT_LEN: Range<usize> = (32..33);
[INFO] [stdout]    |                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:29:37
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const TXT_BYTES: Range<usize> = (34..1023);
[INFO] [stdout]    |                                     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "71e99767eb8b6366bd292764ebc50407e9746783f151fdc71be97f2f95a2df54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e99767eb8b6366bd292764ebc50407e9746783f151fdc71be97f2f95a2df54", kill_on_drop: false }`
[INFO] [stdout] 71e99767eb8b6366bd292764ebc50407e9746783f151fdc71be97f2f95a2df54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7630d310a3535b5828d776bb0b73009565fe8af5e69e75c2a29f117822f95f4c
[INFO] running `Command { std: "docker" "start" "-a" "7630d310a3535b5828d776bb0b73009565fe8af5e69e75c2a29f117822f95f4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ostrich-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:23:37
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub const CMD_BYTES: Range<usize> = (0..0);
[INFO] [stdout]    |                                     ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const SENDER_BYTES: Range<usize> = (2..15);
[INFO] [stdout]    |                                        ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const RECV_BYTES: Range<usize> = (17..31);
[INFO] [stdout]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const TXT_LEN: Range<usize> = (32..33);
[INFO] [stdout]    |                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:29:37
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const TXT_BYTES: Range<usize> = (34..1023);
[INFO] [stdout]    |                                     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:23:37
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub const CMD_BYTES: Range<usize> = (0..0);
[INFO] [stdout]    |                                     ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const SENDER_BYTES: Range<usize> = (2..15);
[INFO] [stdout]    |                                        ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const RECV_BYTES: Range<usize> = (17..31);
[INFO] [stdout]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const TXT_LEN: Range<usize> = (32..33);
[INFO] [stdout]    |                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:29:37
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const TXT_BYTES: Range<usize> = (34..1023);
[INFO] [stdout]    |                                     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "7630d310a3535b5828d776bb0b73009565fe8af5e69e75c2a29f117822f95f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7630d310a3535b5828d776bb0b73009565fe8af5e69e75c2a29f117822f95f4c", kill_on_drop: false }`
[INFO] [stdout] 7630d310a3535b5828d776bb0b73009565fe8af5e69e75c2a29f117822f95f4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 138b12e980bea3c27b638fdacc77994e1968e2739027059521babfe4de284ec8
[INFO] running `Command { std: "docker" "start" "-a" "138b12e980bea3c27b638fdacc77994e1968e2739027059521babfe4de284ec8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stdout] running 4 tests
[INFO] [stderr]   --> src/lib.rs:23:37
[INFO] [stdout] test test_ok ... ok
[INFO] [stderr]    |
[INFO] [stdout] test test_err ... ok
[INFO] [stderr] 23 | pub const CMD_BYTES: Range<usize> = (0..0);
[INFO] [stdout] test test_msg ... ok
[INFO] [stderr]    |                                     ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:25:40
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub const SENDER_BYTES: Range<usize> = (2..15);
[INFO] [stderr]    |                                        ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub const RECV_BYTES: Range<usize> = (17..31);
[INFO] [stderr]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const TXT_LEN: Range<usize> = (32..33);
[INFO] [stderr]    |                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:29:37
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub const TXT_BYTES: Range<usize> = (34..1023);
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:23:37
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub const CMD_BYTES: Range<usize> = (0..0);
[INFO] [stderr]    |                                     ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:25:40
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub const SENDER_BYTES: Range<usize> = (2..15);
[INFO] [stderr]    |                                        ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub const RECV_BYTES: Range<usize> = (17..31);
[INFO] [stderr]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const TXT_LEN: Range<usize> = (32..33);
[INFO] [stderr]    |                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:29:37
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub const TXT_BYTES: Range<usize> = (34..1023);
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ostrich_core-23eff1d23badc038)
[INFO] [stdout] test test_get ... ok
[INFO] [stderr]    Doc-tests ostrich-core
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:23:37
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub const CMD_BYTES: Range<usize> = (0..0);
[INFO] [stderr]    |                                     ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:25:40
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub const SENDER_BYTES: Range<usize> = (2..15);
[INFO] [stderr]    |                                        ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub const RECV_BYTES: Range<usize> = (17..31);
[INFO] [stderr]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const TXT_LEN: Range<usize> = (32..33);
[INFO] [stderr]    |                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:29:37
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub const TXT_BYTES: Range<usize> = (34..1023);
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "138b12e980bea3c27b638fdacc77994e1968e2739027059521babfe4de284ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "138b12e980bea3c27b638fdacc77994e1968e2739027059521babfe4de284ec8", kill_on_drop: false }`
[INFO] [stdout] 138b12e980bea3c27b638fdacc77994e1968e2739027059521babfe4de284ec8
