[INFO] fetching crate index 0.15.4...
[INFO] testing index-0.15.4 against 1.75.0 for beta-1.76-1
[INFO] extracting crate index 0.15.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate index 0.15.4 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate index 0.15.4
[INFO] finished tweaking crates.io crate index 0.15.4
[INFO] tweaked toml for crates.io crate index 0.15.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.3.2
[INFO] [stderr]   Downloaded sled_sync v0.2.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.3
[INFO] [stderr]   Downloaded clippy v0.0.302
[INFO] [stderr]   Downloaded historian v3.0.11
[INFO] [stderr]   Downloaded bincode v0.9.2
[INFO] [stderr]   Downloaded pagecache v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27965ebea8214e5ee9e9ef5cf5ec1cd328ef4f48e5174a879895592fe0795945
[INFO] running `Command { std: "docker" "start" "-a" "27965ebea8214e5ee9e9ef5cf5ec1cd328ef4f48e5174a879895592fe0795945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27965ebea8214e5ee9e9ef5cf5ec1cd328ef4f48e5174a879895592fe0795945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27965ebea8214e5ee9e9ef5cf5ec1cd328ef4f48e5174a879895592fe0795945", kill_on_drop: false }`
[INFO] [stdout] 27965ebea8214e5ee9e9ef5cf5ec1cd328ef4f48e5174a879895592fe0795945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a5e3741158523db0a0431546f5fe7d9187d8986eac9241f9605990030db4301
[INFO] running `Command { std: "docker" "start" "-a" "0a5e3741158523db0a0431546f5fe7d9187d8986eac9241f9605990030db4301", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling sled_sync v0.2.2
[INFO] [stderr]    Compiling historian v3.0.11
[INFO] [stderr]    Compiling pagecache v0.2.7
[INFO] [stderr]    Compiling index v0.15.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/tree/mod.rs:540:29
[INFO] [stdout]     |
[INFO] [stdout] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "0a5e3741158523db0a0431546f5fe7d9187d8986eac9241f9605990030db4301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5e3741158523db0a0431546f5fe7d9187d8986eac9241f9605990030db4301", kill_on_drop: false }`
[INFO] [stdout] 0a5e3741158523db0a0431546f5fe7d9187d8986eac9241f9605990030db4301
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3393fcef5228989a4d6835584ac1875b29d566024d0d131547bf639c6f52884e
[INFO] running `Command { std: "docker" "start" "-a" "3393fcef5228989a4d6835584ac1875b29d566024d0d131547bf639c6f52884e", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/tree/mod.rs:540:29
[INFO] [stdout]     |
[INFO] [stdout] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling index v0.15.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/tree/mod.rs:540:29
[INFO] [stdout]     |
[INFO] [stdout] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:28:24
[INFO] [stdout]     |
[INFO] [stdout] 28  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "3393fcef5228989a4d6835584ac1875b29d566024d0d131547bf639c6f52884e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3393fcef5228989a4d6835584ac1875b29d566024d0d131547bf639c6f52884e", kill_on_drop: false }`
[INFO] [stdout] 3393fcef5228989a4d6835584ac1875b29d566024d0d131547bf639c6f52884e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1215505d2a14a6db115a2d1f3abd4ab99c98ca516040941b29c65c0a9eeae2b8
[INFO] running `Command { std: "docker" "start" "-a" "1215505d2a14a6db115a2d1f3abd4ab99c98ca516040941b29c65c0a9eeae2b8", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/tree/mod.rs:540:29
[INFO] [stderr]     |
[INFO] [stderr] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/tree/mod.rs:540:29
[INFO] [stderr]     |
[INFO] [stderr] 540 |         let cas = self.root.compare_and_swap(from, new_root_pid, SeqCst);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:28:24
[INFO] [stderr]     |
[INFO] [stderr] 28  | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `index` (lib) generated 1 warning
[INFO] [stderr] warning: `index` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/index-15c716b856ee7cf5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tree::bound::test_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests index
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/tree/mod.rs - tree::Tree::scan (line 309) ... FAILED
[INFO] [stdout] test src/tree/mod.rs - tree::Tree::iter (line 354) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] test src/tree/mod.rs - tree::Tree::del (line 255) ... FAILED
[INFO] [stdout] test src/tree/mod.rs - tree::Tree::cas (line 156) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/tree/mod.rs - tree::Tree::scan (line 309) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/tree/mod.rs:310:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let config = sled::ConfigBuilder::new().temporary(true).build();
[INFO] [stdout]   |              ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/tree/mod.rs:311:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]   |         ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tree/mod.rs - tree::Tree::iter (line 354) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/tree/mod.rs:355:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let config = sled::ConfigBuilder::new().temporary(true).build();
[INFO] [stdout]   |              ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/tree/mod.rs:356:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]   |         ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let config = sled::ConfigBuilder::new().temporary(true).build();
[INFO] [stdout]   |              ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/lib.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]   |         ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tree/mod.rs - tree::Tree::del (line 255) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/tree/mod.rs:256:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let config = sled::ConfigBuilder::new().temporary(true).build();
[INFO] [stdout]   |              ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/tree/mod.rs:257:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]   |         ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tree/mod.rs - tree::Tree::cas (line 156) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `sled`
[INFO] [stdout]  --> src/tree/mod.rs:157:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sled::{ConfigBuilder, Error};
[INFO] [stdout]   |     ^^^^ maybe a missing crate `sled`?
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding `extern crate sled` to use the `sled` crate
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sled`
[INFO] [stdout]  --> src/tree/mod.rs:159:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | let t = sled::Tree::start(config).unwrap();
[INFO] [stdout]   |         ^^^^ use of undeclared crate or module `sled`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout]     src/tree/mod.rs - tree::Tree::cas (line 156)
[INFO] [stdout]     src/tree/mod.rs - tree::Tree::del (line 255)
[INFO] [stdout]     src/tree/mod.rs - tree::Tree::iter (line 354)
[INFO] [stdout]     src/tree/mod.rs - tree::Tree::scan (line 309)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1215505d2a14a6db115a2d1f3abd4ab99c98ca516040941b29c65c0a9eeae2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1215505d2a14a6db115a2d1f3abd4ab99c98ca516040941b29c65c0a9eeae2b8", kill_on_drop: false }`
[INFO] [stdout] 1215505d2a14a6db115a2d1f3abd4ab99c98ca516040941b29c65c0a9eeae2b8
