[INFO] fetching crate jmbl 0.6.0...
[INFO] testing jmbl-0.6.0 against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] extracting crate jmbl 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate jmbl 0.6.0 on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jmbl 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate jmbl 0.6.0
[INFO] tweaked toml for crates.io crate jmbl 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 167 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.5.1)
[INFO] [stderr]       Adding imbl v1.0.1 (available: v4.0.0)
[INFO] [stderr]       Adding jemalloc-ctl v0.3.3 (available: v0.5.4)
[INFO] [stderr]       Adding jemallocator v0.3.2 (available: v0.5.4)
[INFO] [stderr]       Adding ordered-float v2.10.1 (available: v4.6.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.11)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding zip v0.5.13 (available: v2.2.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c3b866e4a3d4e0989fffa457bdd2165ae25f4937699e0a09d50f9de833e92d9
[INFO] running `Command { std: "docker" "start" "-a" "6c3b866e4a3d4e0989fffa457bdd2165ae25f4937699e0a09d50f9de833e92d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c3b866e4a3d4e0989fffa457bdd2165ae25f4937699e0a09d50f9de833e92d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3b866e4a3d4e0989fffa457bdd2165ae25f4937699e0a09d50f9de833e92d9", kill_on_drop: false }`
[INFO] [stdout] 6c3b866e4a3d4e0989fffa457bdd2165ae25f4937699e0a09d50f9de833e92d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8af6998268f20be7a32d43b2dc7c37462ad6f27dea2b6354c10743604b02282
[INFO] running `Command { std: "docker" "start" "-a" "f8af6998268f20be7a32d43b2dc7c37462ad6f27dea2b6354c10743604b02282", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_derive v1.0.217
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[INFO] [stderr]    Compiling jmbl v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/list/list_state.rs:216:65
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &OpID> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/sort.rs:91:65
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a>;
[INFO] [stdout]    |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/sort.rs:107:65
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/sort.rs:125:65
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/view/jmbl_view.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::Borrow,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last` is never used
[INFO] [stdout]   --> src/sort.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(crate) trait IndexableList<T> {
[INFO] [stdout]    |                  ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn last(&self) -> Option<&T>;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.75s
[INFO] running `Command { std: "docker" "inspect" "f8af6998268f20be7a32d43b2dc7c37462ad6f27dea2b6354c10743604b02282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8af6998268f20be7a32d43b2dc7c37462ad6f27dea2b6354c10743604b02282", kill_on_drop: false }`
[INFO] [stdout] f8af6998268f20be7a32d43b2dc7c37462ad6f27dea2b6354c10743604b02282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5df26076ee65e034206243b29bbf60ae92f343a1664b31e48854856a2f5524e8
[INFO] running `Command { std: "docker" "start" "-a" "5df26076ee65e034206243b29bbf60ae92f343a1664b31e48854856a2f5524e8", kill_on_drop: false }`
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[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
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[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/list/list_state.rs:216:65
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &OpID> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/sort.rs:91:65
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a>;
[INFO] [stdout]    |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/sort.rs:107:65
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/sort.rs:125:65
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/view/jmbl_view.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::Borrow,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last` is never used
[INFO] [stdout]   --> src/sort.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(crate) trait IndexableList<T> {
[INFO] [stdout]    |                  ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn last(&self) -> Option<&T>;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling tempfile v3.15.0
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling zip v0.5.13
[INFO] [stderr]    Compiling proptest v1.6.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling jemallocator v0.3.2
[INFO] [stderr]    Compiling jemalloc-ctl v0.3.3
[INFO] [stderr]    Compiling jmbl v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/list/list_state.rs:216:65
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &OpID> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/sort.rs:91:65
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a>;
[INFO] [stdout]    |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/sort.rs:107:65
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/sort.rs:125:65
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a> {
[INFO] [stdout]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/view/jmbl_view.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::Borrow,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `last` is never used
[INFO] [stdout]   --> src/sort.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(crate) trait IndexableList<T> {
[INFO] [stdout]    |                  ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn last(&self) -> Option<&T>;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "5df26076ee65e034206243b29bbf60ae92f343a1664b31e48854856a2f5524e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df26076ee65e034206243b29bbf60ae92f343a1664b31e48854856a2f5524e8", kill_on_drop: false }`
[INFO] [stdout] 5df26076ee65e034206243b29bbf60ae92f343a1664b31e48854856a2f5524e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a8df6e8cc092818498a082bb756d54ebecd6fff38508017c0fa30f8742c8f63d
[INFO] running `Command { std: "docker" "start" "-a" "a8df6e8cc092818498a082bb756d54ebecd6fff38508017c0fa30f8742c8f63d", kill_on_drop: false }`
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/list/list_state.rs:216:65
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &OpID> + 'a> {
[INFO] [stderr]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]   --> src/sort.rs:91:65
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a>;
[INFO] [stderr]    |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/sort.rs:107:65
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a> {
[INFO] [stderr]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/sort.rs:125:65
[INFO] [stderr]     |
[INFO] [stderr] 125 |     fn iter<'a>(&'a self) -> Box<dyn DoubleEndedIterator<Item = &T> + 'a> {
[INFO] [stderr]     |             -- lifetime `'a` declared here                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::Borrow`
[INFO] [stderr]  --> src/view/jmbl_view.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     borrow::Borrow,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `last` is never used
[INFO] [stderr]   --> src/sort.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub(crate) trait IndexableList<T> {
[INFO] [stderr]    |                  ------------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 90 |     fn last(&self) -> Option<&T>;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `jmbl` (lib) generated 6 warnings
[INFO] [stderr] warning: `jmbl` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jmbl-4950a3005e4c386c)
[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] [stderr]      Running tests/automerge_paper_helpers.rs (/opt/rustwide/target/debug/deps/automerge_paper_helpers-95e52acbac07d964)
[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] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-173e9187ccad6465)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'create_and_modify_nested_objects' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/litl-val-0.2.0/src/slim_boxed_slice.rs:54:17:
[INFO] [stderr] misaligned pointer dereference: address must be a multiple of 0x4 but is 0x7d6898002ef7
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5cbe2d600c0a - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]    1:     0x5cbe2d600c0a - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x5cbe2d600c0a - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5cbe2d600c0a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5cbe2d628b03 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]    5:     0x5cbe2d628b03 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stderr]    6:     0x5cbe2d5fd503 - std::io::Write::write_fmt::h00c8700df393f328
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stderr]    7:     0x5cbe2d600a52 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    8:     0x5cbe2d60202f - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stderr]    9:     0x5cbe2d601e9a - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:325:9
[INFO] [stderr]   10:     0x5cbe2d49f2a3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdb53814c496a4d34
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stderr]   11:     0x5cbe2d49f2a3 - test::test_main::{{closure}}::hc0a4963c59427c24
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:134:21
[INFO] [stderr]   12:     0x5cbe2d602b23 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h591b2225413a77e9
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stderr]   13:     0x5cbe2d602b23 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:839:13
[INFO] [stderr]   14:     0x5cbe2d6027da - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:704:13
[INFO] [stderr]   15:     0x5cbe2d601109 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]   16:     0x5cbe2d60246d - rust_begin_unwind
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stderr]   17:     0x5cbe2d626e5d - core::panicking::panic_nounwind_fmt::runtime::hff07b4bc76d03a4c
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:117:22
[INFO] [stderr]   18:     0x5cbe2d626e5d - core::panicking::panic_nounwind_fmt::hbd5e8c40c5ce07f6
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/intrinsics/mod.rs:3861:9
[INFO] [stderr]   19:     0x5cbe2d627041 - core::panicking::panic_misaligned_pointer_dereference::h48984c6d31b82ab2
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:286:5
[INFO] [stderr]   20:     0x5cbe2d5b478b - litl_val::slim_boxed_slice::SlimBoxedSlice<T>::from_vec::h89a6d1ebcd633fba
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/litl-val-0.2.0/src/slim_boxed_slice.rs:54:17
[INFO] [stderr]   21:     0x5cbe2d55b208 - litl_val::slim_boxed_slice::SlimBoxedString::from_string::h7b1425c59f29e307
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/litl-val-0.2.0/src/slim_boxed_slice.rs:218:14
[INFO] [stderr]   22:     0x5cbe2d4c8adf - litl_val::key_e::KeyE::string::h5d5370071f152e03
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/litl-val-0.2.0/src/key_e.rs:14:30
[INFO] [stderr]   23:     0x5cbe2d56a03b - <litl_val::from_other::SerializeMap as serde::ser::SerializeMap>::serialize_value::h39a03671e405bbe8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/litl-val-0.2.0/src/from_other/mod.rs:348:24
[INFO] [stderr]   24:     0x5cbe2d56977a - serde::ser::SerializeMap::serialize_entry::h02a2f6c0921d69e1
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.217/src/ser/mod.rs:1817:9
[INFO] [stderr]   25:     0x5cbe2d56ade5 - <litl_val::from_other::SerializeMap as serde::ser::SerializeStruct>::serialize_field::h6eef45653ab7a9dd
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/litl-val-0.2.0/src/from_other/mod.rs:367:9
[INFO] [stderr]   26:     0x5cbe2d570f35 - jmbl::ops::_::<impl serde::ser::Serialize for jmbl::ops::ObjID>::serialize::h82d71ce681e29ca8
[INFO] [stderr]                                at /opt/rustwide/workdir/src/ops.rs:68:51
[INFO] [stderr]   27:     0x5cbe2d5699c9 - serde::ser::impls::<impl serde::ser::Serialize for &T>::serialize::h189fb281be07bbf7
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.217/src/ser/impls.rs:521:17
[INFO] [stderr]   28:     0x5cbe2d56d7bf - litl_val::from_other::to_val::hfad1fbd89ebd0401
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/litl-val-0.2.0/src/from_other/mod.rs:10:5
[INFO] [stderr]   29:     0x5cbe2d5554bf - jmbl::view::jmbl_view::JMBLViewRef::set_root::hdb96ca61bbadc755
[INFO] [stderr]                                at /opt/rustwide/workdir/src/view/jmbl_view.rs:243:26
[INFO] [stderr]   30:     0x5cbe2d45e374 - jmbl::jmbl::JMBL::new_from_root::h4a8d365af61f249e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/jmbl.rs:84:9
[INFO] [stderr]   31:     0x5cbe2d464197 - basic::create_and_modify_nested_objects::ha6cc512487c80139
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/basic.rs:80:20
[INFO] [stderr]   32:     0x5cbe2d464147 - basic::create_and_modify_nested_objects::{{closure}}::h1852f3ecec40ea98
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/basic.rs:79:38
[INFO] [stderr]   33:     0x5cbe2d45b656 - core::ops::function::FnOnce::call_once::hed484e77259da0ee
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   34:     0x5cbe2d4a49fb - core::ops::function::FnOnce::call_once::he27718dfdd183f43
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   35:     0x5cbe2d4a49fb - test::__rust_begin_short_backtrace::h4e84902998457a5d
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:632:18
[INFO] [stderr]   36:     0x5cbe2d4a3933 - test::run_test_in_process::{{closure}}::h7176fd18fc1feca0
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:60
[INFO] [stderr]   37:     0x5cbe2d4a3933 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf79cff2a624d8cf7
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   38:     0x5cbe2d4a3933 - std::panicking::try::do_call::h3da0561d9ab99c25
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stderr]   39:     0x5cbe2d4a3933 - std::panicking::try::h41c9fa508bc61df6
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stderr]   40:     0x5cbe2d4a3933 - std::panic::catch_unwind::h6b3ff07bb5afad93
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stderr]   41:     0x5cbe2d4a3933 - test::run_test_in_process::hc7253dd11b39b9f4
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:27
[INFO] [stderr]   42:     0x5cbe2d4a3933 - test::run_test::{{closure}}::hfb2007f8649c30bb
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:576:43
[INFO] [stderr]   43:     0x5cbe2d466a15 - test::run_test::{{closure}}::h56a17aa7a282a9f4
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:606:41
[INFO] [stderr]   44:     0x5cbe2d466a15 - std::sys::backtrace::__rust_begin_short_backtrace::hd2d2d2fb8e8c6aac
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:152:18
[INFO] [stderr]   45:     0x5cbe2d46a2fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4faa3f9db6133423
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:559:17
[INFO] [stderr]   46:     0x5cbe2d46a2fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf2e855a36a4ea846
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   47:     0x5cbe2d46a2fa - std::panicking::try::do_call::h2f73af3616c35465
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stderr]   48:     0x5cbe2d46a2fa - std::panicking::try::hd1660ce9efadef5a
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stderr]   49:     0x5cbe2d46a2fa - std::panic::catch_unwind::h5ee8d7823b8ca744
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stderr]   50:     0x5cbe2d46a2fa - std::thread::Builder::spawn_unchecked_::{{closure}}::h53c3a1894dce8407
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:557:30
[INFO] [stderr]   51:     0x5cbe2d46a2fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h048ce291ad4f62bf
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   52:     0x5cbe2d606a5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha52bedf99a3b4981
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stderr]   53:     0x5cbe2d606a5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h567748934d80ccf8
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stderr]   54:     0x5cbe2d606a5b - std::sys::pal::unix::thread::Thread::new::thread_start::h2d970728ae887adc
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stderr]   55:     0x7d689d33bac3 - <unknown>
[INFO] [stderr]   56:     0x7d689d3cca04 - clone
[INFO] [stderr]   57:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--test basic`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/basic-173e9187ccad6465` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "a8df6e8cc092818498a082bb756d54ebecd6fff38508017c0fa30f8742c8f63d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8df6e8cc092818498a082bb756d54ebecd6fff38508017c0fa30f8742c8f63d", kill_on_drop: false }`
[INFO] [stdout] a8df6e8cc092818498a082bb756d54ebecd6fff38508017c0fa30f8742c8f63d
