[INFO] fetching crate crumbles 0.4.0-rc.0...
[INFO] testing crumbles-0.4.0-rc.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] extracting crate crumbles 0.4.0-rc.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate crumbles 0.4.0-rc.0
[INFO] finished tweaking crates.io crate crumbles 0.4.0-rc.0
[INFO] tweaked toml for crates.io crate crumbles 0.4.0-rc.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crumbles 0.4.0-rc.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crumbles 0.4.0-rc.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rangemap v1.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fca3fd3b8600c560d6d02bd867b0f23e820a7de72c4927f4be9ae29c0522d35
[INFO] running `Command { std: "docker" "start" "-a" "4fca3fd3b8600c560d6d02bd867b0f23e820a7de72c4927f4be9ae29c0522d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fca3fd3b8600c560d6d02bd867b0f23e820a7de72c4927f4be9ae29c0522d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fca3fd3b8600c560d6d02bd867b0f23e820a7de72c4927f4be9ae29c0522d35", kill_on_drop: false }`
[INFO] [stdout] 4fca3fd3b8600c560d6d02bd867b0f23e820a7de72c4927f4be9ae29c0522d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4107237c4e55ee2a6076de2f51e486b6f9962c41157a7044914d6aecc3fb6598
[INFO] running `Command { std: "docker" "start" "-a" "4107237c4e55ee2a6076de2f51e486b6f9962c41157a7044914d6aecc3fb6598", kill_on_drop: false }`
[INFO] [stderr]    Compiling rangemap v1.5.1
[INFO] [stderr]    Compiling crumbles v0.4.0-rc.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:846:48
[INFO] [stdout]     |
[INFO] [stdout] 846 |                 sa_sigaction: segfault_handler as _,
[INFO] [stdout]     |                                                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 846 |                 sa_sigaction: segfault_handler as *const () as _,
[INFO] [stdout]     |                                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "4107237c4e55ee2a6076de2f51e486b6f9962c41157a7044914d6aecc3fb6598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4107237c4e55ee2a6076de2f51e486b6f9962c41157a7044914d6aecc3fb6598", kill_on_drop: false }`
[INFO] [stdout] 4107237c4e55ee2a6076de2f51e486b6f9962c41157a7044914d6aecc3fb6598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5d4f831f1619eacf349a2dc305b72963ac0f22763c7183553a95cc33a76bcf1
[INFO] running `Command { std: "docker" "start" "-a" "f5d4f831f1619eacf349a2dc305b72963ac0f22763c7183553a95cc33a76bcf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:846:48
[INFO] [stdout]     |
[INFO] [stdout] 846 |                 sa_sigaction: segfault_handler as _,
[INFO] [stdout]     |                                                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 846 |                 sa_sigaction: segfault_handler as *const () as _,
[INFO] [stdout]     |                                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crumbles v0.4.0-rc.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:846:48
[INFO] [stdout]     |
[INFO] [stdout] 846 |                 sa_sigaction: segfault_handler as _,
[INFO] [stdout]     |                                                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 846 |                 sa_sigaction: segfault_handler as *const () as _,
[INFO] [stdout]     |                                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `Command { std: "docker" "inspect" "f5d4f831f1619eacf349a2dc305b72963ac0f22763c7183553a95cc33a76bcf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d4f831f1619eacf349a2dc305b72963ac0f22763c7183553a95cc33a76bcf1", kill_on_drop: false }`
[INFO] [stdout] f5d4f831f1619eacf349a2dc305b72963ac0f22763c7183553a95cc33a76bcf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d352723ac853b0cfa27739178ec68c62ac4455359cc90174661ad059790cc71
[INFO] running `Command { std: "docker" "start" "-a" "7d352723ac853b0cfa27739178ec68c62ac4455359cc90174661ad059790cc71", kill_on_drop: false }`
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]    --> src/lib.rs:846:48
[INFO] [stderr]     |
[INFO] [stderr] 846 |                 sa_sigaction: segfault_handler as _,
[INFO] [stderr]     |                                                ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]     |
[INFO] [stderr] 846 |                 sa_sigaction: segfault_handler as *const () as _,
[INFO] [stderr]     |                                                ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `crumbles` (lib) generated 1 warning (run `cargo fix --lib -p crumbles` to apply 1 suggestion)
[INFO] [stderr] warning: `crumbles` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crumbles-ab3edfbcb0af5b5c)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::apply_preserves_earliest_clean_state ... ok
[INFO] [stdout] test tests::more_reverts_than_snaps ... ok
[INFO] [stdout] test tests::multi_revert ... ok
[INFO] [stdout] test tests::apply_revert_apply ... ok
[INFO] [stdout] test tests::tc_apply2 ... ok
[INFO] [stdout] test tests::tc_apply3 ... ok
[INFO] [stdout] test tests::revert ... ok
[INFO] [stdout] test tests::apply ... ok
[INFO] [stdout] test tests::tc_snaps_min_neo ... ok
[INFO] [stdout] test tests::tc_snaps_min ... ok
[INFO] [stdout] test tests::snap_revert_revert_apply_scenario ... ok
[INFO] [stdout] test tests::tc_apply_neo ... ok
[INFO] [stdout] test tests::write_multi_thread ... ok
[INFO] [stdout] test tests::tc_apply2_neo ... ok
[INFO] [stdout] test tests::write ... ok
[INFO] [stdout] test tests::tc_snaps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crumbles
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Mmap::revert (line 233) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::snap (line 197) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::apply (line 266) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::dirty_pages (line 291) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::new (line 95) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::with_files (line 129) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Mmap::with_files (line 129) stdout ----
[INFO] [stdout] Test executable failed (terminated by signal).
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Mmap::with_files (line 129)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.96s; merged doctests compilation took 0.58s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7d352723ac853b0cfa27739178ec68c62ac4455359cc90174661ad059790cc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d352723ac853b0cfa27739178ec68c62ac4455359cc90174661ad059790cc71", kill_on_drop: false }`
[INFO] [stdout] 7d352723ac853b0cfa27739178ec68c62ac4455359cc90174661ad059790cc71
