[INFO] fetching crate cachedb 0.4.1...
[INFO] testing cachedb-0.4.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate cachedb 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cachedb 0.4.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate cachedb 0.4.1
[INFO] finished tweaking crates.io crate cachedb 0.4.1
[INFO] tweaked toml for crates.io crate cachedb 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd1bc645be1f6f3b00c11c8f723ebf195c0e58c345994891797fa7e74c018ccd
[INFO] running `Command { std: "docker" "start" "-a" "fd1bc645be1f6f3b00c11c8f723ebf195c0e58c345994891797fa7e74c018ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd1bc645be1f6f3b00c11c8f723ebf195c0e58c345994891797fa7e74c018ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd1bc645be1f6f3b00c11c8f723ebf195c0e58c345994891797fa7e74c018ccd", kill_on_drop: false }`
[INFO] [stdout] fd1bc645be1f6f3b00c11c8f723ebf195c0e58c345994891797fa7e74c018ccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 883d510082e1cf8b9d2b1fc149c962e9dcca1b37f28a47ebdceae9363dec6855
[INFO] running `Command { std: "docker" "start" "-a" "883d510082e1cf8b9d2b1fc149c962e9dcca1b37f28a47ebdceae9363dec6855", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling intrusive-collections v0.9.3
[INFO] [stderr]    Compiling cachedb v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `expire`
[INFO] [stdout]   --> src/entry.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn expire(&mut self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expire`
[INFO] [stdout]    --> src/entry.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn expire(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "883d510082e1cf8b9d2b1fc149c962e9dcca1b37f28a47ebdceae9363dec6855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883d510082e1cf8b9d2b1fc149c962e9dcca1b37f28a47ebdceae9363dec6855", kill_on_drop: false }`
[INFO] [stdout] 883d510082e1cf8b9d2b1fc149c962e9dcca1b37f28a47ebdceae9363dec6855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53d1c6949ce321e625bc08faa965c999ae7bb437b1d5c8ca218d6725616f1afd
[INFO] running `Command { std: "docker" "start" "-a" "53d1c6949ce321e625bc08faa965c999ae7bb437b1d5c8ca218d6725616f1afd", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cachedb v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stdout] warning: associated function is never used: `expire`
[INFO] [stdout]   --> src/entry.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn expire(&mut self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expire`
[INFO] [stdout]    --> src/entry.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn expire(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stdout] warning: unused import: `std::sync::atomic::AtomicU64`
[INFO] [stdout]    --> src/lib.rs:486:9
[INFO] [stdout]     |
[INFO] [stdout] 486 |     use std::sync::atomic::AtomicU64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:481:1
[INFO] [stdout]     |
[INFO] [stdout] 481 | mod test {
[INFO] [stdout]     | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expire`
[INFO] [stdout]   --> src/entry.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn expire(&mut self) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expire`
[INFO] [stdout]    --> src/entry.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn expire(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.35s
[INFO] running `Command { std: "docker" "inspect" "53d1c6949ce321e625bc08faa965c999ae7bb437b1d5c8ca218d6725616f1afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d1c6949ce321e625bc08faa965c999ae7bb437b1d5c8ca218d6725616f1afd", kill_on_drop: false }`
[INFO] [stdout] 53d1c6949ce321e625bc08faa965c999ae7bb437b1d5c8ca218d6725616f1afd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24fbf9148813c92c261bf87a33ecf1393bb8ca275f3a941ad9e970df953abb7e
[INFO] running `Command { std: "docker" "start" "-a" "24fbf9148813c92c261bf87a33ecf1393bb8ca275f3a941ad9e970df953abb7e", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `expire`
[INFO] [stderr]   --> src/entry.rs:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn expire(&mut self) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `expire`
[INFO] [stderr]    --> src/entry.rs:137:8
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn expire(&mut self) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cachedb` (lib) generated 2 warnings
[INFO] [stderr] warning: unused import: `std::sync::atomic::AtomicU64`
[INFO] [stderr]    --> src/lib.rs:486:9
[INFO] [stderr]     |
[INFO] [stderr] 486 |     use std::sync::atomic::AtomicU64;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]    --> src/lib.rs:481:1
[INFO] [stderr]     |
[INFO] [stderr] 481 | mod test {
[INFO] [stderr]     | ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cachedb` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cachedb-2dd7585ecc49e617)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::create ... ok
[INFO] [stdout] test test::insert_foobar ... ok
[INFO] [stdout] test test::insert_foobar_onebucket ... ok
[INFO] [stdout] test test::insert_mutate ... ok
[INFO] [stdout] test test::insert_unit ... ok
[INFO] [stdout] test test::trylocks ... ok
[INFO] [stdout] test test::mutate ... ok
[INFO] [stdout] test test::recursivelocks ... ok
[INFO] [stdout] test test::multithreaded_stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cachedb
[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" "24fbf9148813c92c261bf87a33ecf1393bb8ca275f3a941ad9e970df953abb7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24fbf9148813c92c261bf87a33ecf1393bb8ca275f3a941ad9e970df953abb7e", kill_on_drop: false }`
[INFO] [stdout] 24fbf9148813c92c261bf87a33ecf1393bb8ca275f3a941ad9e970df953abb7e