[INFO] fetching crate propmaster 0.1.0...
[INFO] testing propmaster-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate propmaster 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate propmaster 0.1.0
[INFO] finished tweaking crates.io crate propmaster 0.1.0
[INFO] tweaked toml for crates.io crate propmaster 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate propmaster 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ed3764ac46011b89b181526bbb9bd38a44f3b00494f6e0c39f7c9db3096b1c1
[INFO] running `Command { std: "docker" "start" "-a" "8ed3764ac46011b89b181526bbb9bd38a44f3b00494f6e0c39f7c9db3096b1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ed3764ac46011b89b181526bbb9bd38a44f3b00494f6e0c39f7c9db3096b1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed3764ac46011b89b181526bbb9bd38a44f3b00494f6e0c39f7c9db3096b1c1", kill_on_drop: false }`
[INFO] [stdout] 8ed3764ac46011b89b181526bbb9bd38a44f3b00494f6e0c39f7c9db3096b1c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a66a8e4cabc440ed8aa45bb64439e6925815cd04f375ade00c008612396bee
[INFO] running `Command { std: "docker" "start" "-a" "a6a66a8e4cabc440ed8aa45bb64439e6925815cd04f375ade00c008612396bee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling propmaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/property_map.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn iter(&self) -> std::collections::hash_map::Iter<String, Property> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn iter(&self) -> std::collections::hash_map::Iter<'_, String, Property> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/property_map.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<String, Property> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<'_, String, Property> {
[INFO] [stdout]    |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.58s
[INFO] running `Command { std: "docker" "inspect" "a6a66a8e4cabc440ed8aa45bb64439e6925815cd04f375ade00c008612396bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a66a8e4cabc440ed8aa45bb64439e6925815cd04f375ade00c008612396bee", kill_on_drop: false }`
[INFO] [stdout] a6a66a8e4cabc440ed8aa45bb64439e6925815cd04f375ade00c008612396bee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 012f3ea26598b9cc52ba379fec0c802b3e726bb3ce2046a225cf34196a17c5d2
[INFO] running `Command { std: "docker" "start" "-a" "012f3ea26598b9cc52ba379fec0c802b3e726bb3ce2046a225cf34196a17c5d2", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/property_map.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn iter(&self) -> std::collections::hash_map::Iter<String, Property> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn iter(&self) -> std::collections::hash_map::Iter<'_, String, Property> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/property_map.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<String, Property> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<'_, String, Property> {
[INFO] [stdout]    |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling propmaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prop`
[INFO] [stdout]   --> src/property_map.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let prop = Property::new(PropertyValue::Integer(1));
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_prop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prop`
[INFO] [stdout]    --> src/property_map.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let prop = Property::new(PropertyValue::Integer(1));
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_prop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/property_map.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn iter(&self) -> std::collections::hash_map::Iter<String, Property> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn iter(&self) -> std::collections::hash_map::Iter<'_, String, Property> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/property_map.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<String, Property> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<'_, String, Property> {
[INFO] [stdout]    |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "012f3ea26598b9cc52ba379fec0c802b3e726bb3ce2046a225cf34196a17c5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "012f3ea26598b9cc52ba379fec0c802b3e726bb3ce2046a225cf34196a17c5d2", kill_on_drop: false }`
[INFO] [stdout] 012f3ea26598b9cc52ba379fec0c802b3e726bb3ce2046a225cf34196a17c5d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09c17f287b760dd38d6ea1b6cea2aa19b3fb85e25bc4c33d81887d6e706caf68
[INFO] running `Command { std: "docker" "start" "-a" "09c17f287b760dd38d6ea1b6cea2aa19b3fb85e25bc4c33d81887d6e706caf68", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/property_map.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn iter(&self) -> std::collections::hash_map::Iter<String, Property> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn iter(&self) -> std::collections::hash_map::Iter<'_, String, Property> {
[INFO] [stderr]    |                                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/property_map.rs:71:21
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<String, Property> {
[INFO] [stderr]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn iter_mut(&mut self) -> std::collections::hash_map::IterMut<'_, String, Property> {
[INFO] [stderr]    |                                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `propmaster` (lib) generated 2 warnings (run `cargo fix --lib -p propmaster` to apply 2 suggestions)
[INFO] [stderr] warning: unused variable: `prop`
[INFO] [stderr]   --> src/property_map.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let prop = Property::new(PropertyValue::Integer(1));
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_prop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prop`
[INFO] [stderr]    --> src/property_map.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let prop = Property::new(PropertyValue::Integer(1));
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_prop`
[INFO] [stderr] 
[INFO] [stderr] warning: `propmaster` (lib test) generated 4 warnings (2 duplicates) (run `cargo fix --lib -p propmaster --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/propmaster-1e35582798ff6f30)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test property::test::test_property_value_equality ... ok
[INFO] [stdout] test property::test::test_property_value_inequality ... ok
[INFO] [stdout] test property_map::test::propmap_clear ... ok
[INFO] [stdout] test property_map::test::propmap_remove ... ok
[INFO] [stdout] test property_map::test::propmap_insert ... ok
[INFO] [stdout] test property_map::test::propmap_upsert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests propmaster
[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" "09c17f287b760dd38d6ea1b6cea2aa19b3fb85e25bc4c33d81887d6e706caf68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c17f287b760dd38d6ea1b6cea2aa19b3fb85e25bc4c33d81887d6e706caf68", kill_on_drop: false }`
[INFO] [stdout] 09c17f287b760dd38d6ea1b6cea2aa19b3fb85e25bc4c33d81887d6e706caf68
