[INFO] fetching crate folklore 0.8.0...
[INFO] testing folklore-0.8.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate folklore 0.8.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate folklore 0.8.0
[INFO] finished tweaking crates.io crate folklore 0.8.0
[INFO] tweaked toml for crates.io crate folklore 0.8.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate folklore 0.8.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding hash32 v0.3.1 (available: v1.0.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caca6c4e613b4e7ab6dfc7146d70a8006170900f09bfff76717c3cba4b92247a
[INFO] running `Command { std: "docker" "start" "-a" "caca6c4e613b4e7ab6dfc7146d70a8006170900f09bfff76717c3cba4b92247a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caca6c4e613b4e7ab6dfc7146d70a8006170900f09bfff76717c3cba4b92247a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caca6c4e613b4e7ab6dfc7146d70a8006170900f09bfff76717c3cba4b92247a", kill_on_drop: false }`
[INFO] [stdout] caca6c4e613b4e7ab6dfc7146d70a8006170900f09bfff76717c3cba4b92247a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba3738e4d9bc3dc70db30264dcac5813468bd084b380482ef341cfe0869aab56
[INFO] running `Command { std: "docker" "start" "-a" "ba3738e4d9bc3dc70db30264dcac5813468bd084b380482ef341cfe0869aab56", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling atomic v0.6.1
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling folklore v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `index_to_slice` is never used
[INFO] [stdout]    --> src/array.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout]  70 | impl<T> ConcurrentArena<T> {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn index_to_slice(&self, index: usize) -> *mut [u8] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate` is never used
[INFO] [stdout]   --> src/util.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn allocate<T>(count: usize) -> *mut T {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "ba3738e4d9bc3dc70db30264dcac5813468bd084b380482ef341cfe0869aab56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3738e4d9bc3dc70db30264dcac5813468bd084b380482ef341cfe0869aab56", kill_on_drop: false }`
[INFO] [stdout] ba3738e4d9bc3dc70db30264dcac5813468bd084b380482ef341cfe0869aab56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc8b8e09c0ffca6b0ea81e795ff7eee93cc9b4fdeb43df9a9af0e18365756ea
[INFO] running `Command { std: "docker" "start" "-a" "6dc8b8e09c0ffca6b0ea81e795ff7eee93cc9b4fdeb43df9a9af0e18365756ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling clap_builder v4.5.51
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling atomic v0.5.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling fixedstr v0.5.9
[INFO] [stdout] warning: method `index_to_slice` is never used
[INFO] [stdout]    --> src/array.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout]  70 | impl<T> ConcurrentArena<T> {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn index_to_slice(&self, index: usize) -> *mut [u8] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate` is never used
[INFO] [stdout]   --> src/util.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn allocate<T>(count: usize) -> *mut T {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling leapfrog v0.3.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling clap v4.5.51
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling folklore v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]  --> src/test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `index_to_slice` is never used
[INFO] [stdout]    --> src/array.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout]  70 | impl<T> ConcurrentArena<T> {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn index_to_slice(&self, index: usize) -> *mut [u8] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate` is never used
[INFO] [stdout]   --> src/util.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn allocate<T>(count: usize) -> *mut T {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.39s
[INFO] running `Command { std: "docker" "inspect" "6dc8b8e09c0ffca6b0ea81e795ff7eee93cc9b4fdeb43df9a9af0e18365756ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc8b8e09c0ffca6b0ea81e795ff7eee93cc9b4fdeb43df9a9af0e18365756ea", kill_on_drop: false }`
[INFO] [stdout] 6dc8b8e09c0ffca6b0ea81e795ff7eee93cc9b4fdeb43df9a9af0e18365756ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2071b92a17395aa4ce2f86898bb5b6ca5b5bd0c426993568b11c4d6094222f5b
[INFO] running `Command { std: "docker" "start" "-a" "2071b92a17395aa4ce2f86898bb5b6ca5b5bd0c426993568b11c4d6094222f5b", kill_on_drop: false }`
[INFO] [stderr] warning: method `index_to_slice` is never used
[INFO] [stderr]    --> src/array.rs:116:8
[INFO] [stderr]     |
[INFO] [stderr]  70 | impl<T> ConcurrentArena<T> {
[INFO] [stderr]     | -------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 116 |     fn index_to_slice(&self, index: usize) -> *mut [u8] {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `allocate` is never used
[INFO] [stderr]   --> src/util.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn allocate<T>(count: usize) -> *mut T {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `folklore` (lib) generated 2 warnings
[INFO] [stderr] warning: unused import: `rayon::prelude`
[INFO] [stderr]  --> src/test.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rayon::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `folklore` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/folklore-dfeca7de97c87bf0)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::correct_traits ... ok
[INFO] [stdout] test test::insert_duplicate ... ok
[INFO] [stdout] test test::iter ... ok
[INFO] [stdout] test test::insert_get_one ... ok
[INFO] [stdout] test test::insert_update_one ... ok
[INFO] [stderr]    Doc-tests folklore
[INFO] [stdout] test test::over_capacity - should panic ... ok
[INFO] [stdout] test test::full ... ok
[INFO] [stdout] test test::max_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2071b92a17395aa4ce2f86898bb5b6ca5b5bd0c426993568b11c4d6094222f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2071b92a17395aa4ce2f86898bb5b6ca5b5bd0c426993568b11c4d6094222f5b", kill_on_drop: false }`
[INFO] [stdout] 2071b92a17395aa4ce2f86898bb5b6ca5b5bd0c426993568b11c4d6094222f5b