[INFO] fetching crate ppatch 0.1.0...
[INFO] testing ppatch-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ppatch 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ppatch 0.1.0 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 ppatch 0.1.0
[INFO] finished tweaking crates.io crate ppatch 0.1.0
[INFO] tweaked toml for crates.io crate ppatch 0.1.0 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] db8fea3d35eeefe9af0495c00c451eaec5adb0f4bc214d4dc1b68dbaba681b87
[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" "db8fea3d35eeefe9af0495c00c451eaec5adb0f4bc214d4dc1b68dbaba681b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db8fea3d35eeefe9af0495c00c451eaec5adb0f4bc214d4dc1b68dbaba681b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8fea3d35eeefe9af0495c00c451eaec5adb0f4bc214d4dc1b68dbaba681b87", kill_on_drop: false }`
[INFO] [stdout] db8fea3d35eeefe9af0495c00c451eaec5adb0f4bc214d4dc1b68dbaba681b87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 048cc03c7688d05612ac0a61daa9bafb9b2464e2647afb9dc00f7653e43ae7f0
[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" "048cc03c7688d05612ac0a61daa9bafb9b2464e2647afb9dc00f7653e43ae7f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling ppatch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.90s
[INFO] running `Command { std: "docker" "inspect" "048cc03c7688d05612ac0a61daa9bafb9b2464e2647afb9dc00f7653e43ae7f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048cc03c7688d05612ac0a61daa9bafb9b2464e2647afb9dc00f7653e43ae7f0", kill_on_drop: false }`
[INFO] [stdout] 048cc03c7688d05612ac0a61daa9bafb9b2464e2647afb9dc00f7653e43ae7f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c4f2ce767c6abad44a859fe8455f136ad1c5f06272d11e1770df6c77942c555f
[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" "c4f2ce767c6abad44a859fe8455f136ad1c5f06272d11e1770df6c77942c555f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppatch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> tests/test_search_replace.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "c4f2ce767c6abad44a859fe8455f136ad1c5f06272d11e1770df6c77942c555f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f2ce767c6abad44a859fe8455f136ad1c5f06272d11e1770df6c77942c555f", kill_on_drop: false }`
[INFO] [stdout] c4f2ce767c6abad44a859fe8455f136ad1c5f06272d11e1770df6c77942c555f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 74be1723171be92e5e3b4539fdc7e4b3fefccbb483038650c09712a0b4dcbcdb
[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" "74be1723171be92e5e3b4539fdc7e4b3fefccbb483038650c09712a0b4dcbcdb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> tests/test_search_replace.rs:60:10
[INFO] [stderr]    |
[INFO] [stderr] 60 |         .into_iter()
[INFO] [stderr]    |          ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ppatch-becddc232ce169fb
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test masked_byte::tests::bitcount ... ok
[INFO] [stdout] test masked_byte::tests::matches ... ok
[INFO] [stdout] test masked_byte::tests::leading_zeroes ... ok
[INFO] [stdout] test masked_byte::tests::sets ... ok
[INFO] [stdout] test masked_byte::tests::string_conversion_from_hex ... ok
[INFO] [stdout] test masked_byte::tests::string_conversion_from_binary ... ok
[INFO] [stdout] test masked_byte::tests::string_conversion_from_octal ... ok
[INFO] [stdout] test opt_fifo::tests::test_lifecycle ... ok
[INFO] [stdout] test pattern::tests::replace_bigger ... ok
[INFO] [stdout] test pattern::tests::replace_smaller ... ok
[INFO] [stdout] test pattern::tests::replace_undefined ... ok
[INFO] [stdout] test pattern_search_ref_iterator::tests::search_global ... ok
[INFO] [stdout] test pattern_search_result_iterator::tests::search_global ... ok
[INFO] [stdout] test pattern::tests::string_conversion ... ok
[INFO] [stdout] test masked_byte::tests::too_big ... ok
[INFO] [stdout] test pattern_search_iterator::tests::search_global ... ok
[INFO] [stdout] test opt_fifo::tests::test_double_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_search_replace-ec39e49c4a93f556
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests ppatch
[INFO] [stdout] test test_multi ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "74be1723171be92e5e3b4539fdc7e4b3fefccbb483038650c09712a0b4dcbcdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74be1723171be92e5e3b4539fdc7e4b3fefccbb483038650c09712a0b4dcbcdb", kill_on_drop: false }`
[INFO] [stdout] 74be1723171be92e5e3b4539fdc7e4b3fefccbb483038650c09712a0b4dcbcdb