[INFO] cloning repository https://github.com/kl4mm/hash_db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kl4mm/hash_db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkl4mm%2Fhash_db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkl4mm%2Fhash_db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26b2932d7fcdd325bd92898645960bf7d6fe4406
[INFO] testing kl4mm/hash_db against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkl4mm%2Fhash_db" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kl4mm/hash_db 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 git repo https://github.com/kl4mm/hash_db
[INFO] finished tweaking git repo https://github.com/kl4mm/hash_db
[INFO] tweaked toml for git repo https://github.com/kl4mm/hash_db written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kl4mm/hash_db already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a00b8319e1649ac2e137ac163eb881f3b9c1668938f8d4b63d07e4f6b53f5926
[INFO] running `Command { std: "docker" "start" "-a" "a00b8319e1649ac2e137ac163eb881f3b9c1668938f8d4b63d07e4f6b53f5926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a00b8319e1649ac2e137ac163eb881f3b9c1668938f8d4b63d07e4f6b53f5926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00b8319e1649ac2e137ac163eb881f3b9c1668938f8d4b63d07e4f6b53f5926", kill_on_drop: false }`
[INFO] [stdout] a00b8319e1649ac2e137ac163eb881f3b9c1668938f8d4b63d07e4f6b53f5926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ea75950e89ce46ca3a36c2897ba7cd51d57908baa465afab8c8e7e556596f5d6
[INFO] running `Command { std: "docker" "start" "-a" "ea75950e89ce46ca3a36c2897ba7cd51d57908baa465afab8c8e7e556596f5d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]    Compiling socket2 v0.5.3
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tokio v1.32.0
[INFO] [stderr]    Compiling hash_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 |                         if let Err(e) = m.replace_current(&mut current).await {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     Err(e) => {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:58:36
[INFO] [stdout]    |
[INFO] [stdout] 58 |                         if let Err(e) = m.replace_current(&mut current).await {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "ea75950e89ce46ca3a36c2897ba7cd51d57908baa465afab8c8e7e556596f5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea75950e89ce46ca3a36c2897ba7cd51d57908baa465afab8c8e7e556596f5d6", kill_on_drop: false }`
[INFO] [stdout] ea75950e89ce46ca3a36c2897ba7cd51d57908baa465afab8c8e7e556596f5d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e5a79af6ef1d39d176ebd0d7b81569f53fd32ed16aced64d797c0c2225a84446
[INFO] running `Command { std: "docker" "start" "-a" "e5a79af6ef1d39d176ebd0d7b81569f53fd32ed16aced64d797c0c2225a84446", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 |                         if let Err(e) = m.replace_current(&mut current).await {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     Err(e) => {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:58:36
[INFO] [stdout]    |
[INFO] [stdout] 58 |                         if let Err(e) = m.replace_current(&mut current).await {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hash_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 |                         if let Err(e) = m.replace_current(&mut current).await {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     Err(e) => {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serverv2/message.rs:58:36
[INFO] [stdout]    |
[INFO] [stdout] 58 |                         if let Err(e) = m.replace_current(&mut current).await {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "e5a79af6ef1d39d176ebd0d7b81569f53fd32ed16aced64d797c0c2225a84446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5a79af6ef1d39d176ebd0d7b81569f53fd32ed16aced64d797c0c2225a84446", kill_on_drop: false }`
[INFO] [stdout] e5a79af6ef1d39d176ebd0d7b81569f53fd32ed16aced64d797c0c2225a84446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6224e17c8defe42646b688742d1bf8509e13b11fb1377fd0d1d58c3af91e769a
[INFO] running `Command { std: "docker" "start" "-a" "6224e17c8defe42646b688742d1bf8509e13b11fb1377fd0d1d58c3af91e769a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/serverv2/message.rs:36:36
[INFO] [stderr]    |
[INFO] [stderr] 36 |                         if let Err(e) = m.replace_current(&mut current).await {
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/serverv2/message.rs:42:25
[INFO] [stderr]    |
[INFO] [stderr] 42 |                     Err(e) => {
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/serverv2/message.rs:58:36
[INFO] [stderr]    |
[INFO] [stderr] 58 |                         if let Err(e) = m.replace_current(&mut current).await {
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: `hash_db` (lib) generated 3 warnings (run `cargo fix --lib -p hash_db` to apply 3 suggestions)
[INFO] [stderr] warning: `hash_db` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hash_db-c613732f6dc68665)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test storagev2::key_dir::test::test_bootstrap ... FAILED
[INFO] [stdout] test storagev2::page_manager::test::test_replacer ... FAILED
[INFO] [stdout] test storagev2::page_manager::test::test_page_manager ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- storagev2::key_dir::test::test_bootstrap stdout ----
[INFO] [stdout] error: could not remove ./test_bootstrap.db - Read-only file system (os error 30)
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- storagev2::page_manager::test::test_replacer stdout ----
[INFO] [stdout] error: could not remove ./test_replacer.db - Read-only file system (os error 30)
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- storagev2::page_manager::test::test_page_manager stdout ----
[INFO] [stdout] error: could not remove ./test_page_manager.db - Read-only file system (os error 30)
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     storagev2::key_dir::test::test_bootstrap
[INFO] [stdout]     storagev2::page_manager::test::test_page_manager
[INFO] [stdout]     storagev2::page_manager::test::test_replacer
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "6224e17c8defe42646b688742d1bf8509e13b11fb1377fd0d1d58c3af91e769a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6224e17c8defe42646b688742d1bf8509e13b11fb1377fd0d1d58c3af91e769a", kill_on_drop: false }`
[INFO] [stdout] 6224e17c8defe42646b688742d1bf8509e13b11fb1377fd0d1d58c3af91e769a
