[INFO] fetching crate xxtea 0.2.0...
[INFO] testing xxtea-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate xxtea 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate xxtea 0.2.0 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 xxtea 0.2.0
[INFO] finished tweaking crates.io crate xxtea 0.2.0
[INFO] tweaked toml for crates.io crate xxtea 0.2.0 written to /workspace/builds/worker-9/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 12e9d00f55c506b5a7347779fca17bc75c3b2b0f8979518e0bd5a429c278b236
[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" "12e9d00f55c506b5a7347779fca17bc75c3b2b0f8979518e0bd5a429c278b236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12e9d00f55c506b5a7347779fca17bc75c3b2b0f8979518e0bd5a429c278b236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e9d00f55c506b5a7347779fca17bc75c3b2b0f8979518e0bd5a429c278b236", kill_on_drop: false }`
[INFO] [stdout] 12e9d00f55c506b5a7347779fca17bc75c3b2b0f8979518e0bd5a429c278b236
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4df892527260edc7a1ca2c367bd901c9aa3e3522d17457226b51c4b046756eab
[INFO] running `Command { std: "docker" "start" "-a" "4df892527260edc7a1ca2c367bd901c9aa3e3522d17457226b51c4b046756eab", kill_on_drop: false }`
[INFO] [stderr]    Compiling xxtea v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/xxtea.rs:68:70
[INFO] [stdout]    |
[INFO] [stdout] 68 |             v[p as usize] = v[p as usize].wrapping_add(mx(sum, y, z, (p as u32), e, &key));
[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 function argument
[INFO] [stdout]   --> src/xxtea.rs:93:56
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 v[p] = v[p].wrapping_sub(mx(sum, y, z, (p as u32), e, &key));
[INFO] [stdout]    |                                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "4df892527260edc7a1ca2c367bd901c9aa3e3522d17457226b51c4b046756eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df892527260edc7a1ca2c367bd901c9aa3e3522d17457226b51c4b046756eab", kill_on_drop: false }`
[INFO] [stdout] 4df892527260edc7a1ca2c367bd901c9aa3e3522d17457226b51c4b046756eab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 08cd257da351496b3d16b6d005a147149fadd8b5205bd2eb4bc300d32570f552
[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" "08cd257da351496b3d16b6d005a147149fadd8b5205bd2eb4bc300d32570f552", kill_on_drop: false }`
[INFO] [stderr]    Compiling xxtea v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/xxtea.rs:68:70
[INFO] [stdout]    |
[INFO] [stdout] 68 |             v[p as usize] = v[p as usize].wrapping_add(mx(sum, y, z, (p as u32), e, &key));
[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 function argument
[INFO] [stdout]   --> src/xxtea.rs:93:56
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 v[p] = v[p].wrapping_sub(mx(sum, y, z, (p as u32), e, &key));
[INFO] [stdout]    |                                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/xxtea.rs:68:70
[INFO] [stdout]    |
[INFO] [stdout] 68 |             v[p as usize] = v[p as usize].wrapping_add(mx(sum, y, z, (p as u32), e, &key));
[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 function argument
[INFO] [stdout]   --> src/xxtea.rs:93:56
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 v[p] = v[p].wrapping_sub(mx(sum, y, z, (p as u32), e, &key));
[INFO] [stdout]    |                                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "08cd257da351496b3d16b6d005a147149fadd8b5205bd2eb4bc300d32570f552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08cd257da351496b3d16b6d005a147149fadd8b5205bd2eb4bc300d32570f552", kill_on_drop: false }`
[INFO] [stdout] 08cd257da351496b3d16b6d005a147149fadd8b5205bd2eb4bc300d32570f552
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 20a4d802126aacbb2f78c687b7a10cd2736f94b05f2c25e86baf81ba80bbe37a
[INFO] running `Command { std: "docker" "start" "-a" "20a4d802126aacbb2f78c687b7a10cd2736f94b05f2c25e86baf81ba80bbe37a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/xxtea.rs:68:70
[INFO] [stderr]    |
[INFO] [stderr] 68 |             v[p as usize] = v[p as usize].wrapping_add(mx(sum, y, z, (p as u32), e, &key));
[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 function argument
[INFO] [stderr]   --> src/xxtea.rs:93:56
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 v[p] = v[p].wrapping_sub(mx(sum, y, z, (p as u32), e, &key));
[INFO] [stderr]    |                                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/xxtea.rs:68:70
[INFO] [stderr]    |
[INFO] [stderr] 68 |             v[p as usize] = v[p as usize].wrapping_add(mx(sum, y, z, (p as u32), e, &key));
[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 function argument
[INFO] [stderr]   --> src/xxtea.rs:93:56
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 v[p] = v[p].wrapping_sub(mx(sum, y, z, (p as u32), e, &key));
[INFO] [stderr]    |                                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.99s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xxtea-77904c132730a1dd
[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]      Running /opt/rustwide/target/debug/deps/tests-0754653bf91c8b31
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test run_raw_test_case ... ok
[INFO] [stderr]    Doc-tests xxtea
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/xxtea.rs:68:70
[INFO] [stderr]    |
[INFO] [stderr] 68 |             v[p as usize] = v[p as usize].wrapping_add(mx(sum, y, z, (p as u32), e, &key));
[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 function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/xxtea.rs:93:56
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 v[p] = v[p].wrapping_sub(mx(sum, y, z, (p as u32), e, &key));
[INFO] [stderr]    |                                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stdout] running 2 tests
[INFO] [stderr] 
[INFO] [stdout] test src/xxtea.rs - xxtea::decrypt_raw (line 159) ... ok
[INFO] [stdout] test src/xxtea.rs - xxtea::encrypt_raw (line 132) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20a4d802126aacbb2f78c687b7a10cd2736f94b05f2c25e86baf81ba80bbe37a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a4d802126aacbb2f78c687b7a10cd2736f94b05f2c25e86baf81ba80bbe37a", kill_on_drop: false }`
[INFO] [stdout] 20a4d802126aacbb2f78c687b7a10cd2736f94b05f2c25e86baf81ba80bbe37a