[INFO] cloning repository https://github.com/higumachan/atomic-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/higumachan/atomic-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fatomic-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fatomic-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 249ae5d79d69b2f3bfce163f414e801437c256c5
[INFO] testing higumachan/atomic-book against beta-2025-02-18 for beta-1.86-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fatomic-book" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/higumachan/atomic-book on toolchain beta-2025-02-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/higumachan/atomic-book
[INFO] finished tweaking git repo https://github.com/higumachan/atomic-book
[INFO] tweaked toml for git repo https://github.com/higumachan/atomic-book written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/higumachan/atomic-book 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" "+beta-2025-02-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c092228656244072a6222fff8b5e9ea99d9768392c65379f8c4100b6915e8642
[INFO] running `Command { std: "docker" "start" "-a" "c092228656244072a6222fff8b5e9ea99d9768392c65379f8c4100b6915e8642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c092228656244072a6222fff8b5e9ea99d9768392c65379f8c4100b6915e8642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c092228656244072a6222fff8b5e9ea99d9768392c65379f8c4100b6915e8642", kill_on_drop: false }`
[INFO] [stdout] c092228656244072a6222fff8b5e9ea99d9768392c65379f8c4100b6915e8642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e896ea2a0095e28e36a8b47cb584df133b45af00e15988d28bba549e652db661
[INFO] running `Command { std: "docker" "start" "-a" "e896ea2a0095e28e36a8b47cb584df133b45af00e15988d28bba549e652db661", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling atomic-wait v1.1.0
[INFO] [stderr]    Compiling atomic-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "e896ea2a0095e28e36a8b47cb584df133b45af00e15988d28bba549e652db661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e896ea2a0095e28e36a8b47cb584df133b45af00e15988d28bba549e652db661", kill_on_drop: false }`
[INFO] [stdout] e896ea2a0095e28e36a8b47cb584df133b45af00e15988d28bba549e652db661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0e89ab2b35c2f57fa5e3c227b2c72c7864227ff299be49c951af469636abf52
[INFO] running `Command { std: "docker" "start" "-a" "d0e89ab2b35c2f57fa5e3c227b2c72c7864227ff299be49c951af469636abf52", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> examples/lock_mutex_003.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 for i in 0..1000_000_0 {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> examples/lock_mutex_003.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 for i in 0..1000_000_0 {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> examples/lock_mutex_003.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 for i in 0..1000_000_0 {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> examples/lock_mutex_002.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 for i in 0..1000_000_0 {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> examples/lock_mutex_002.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 for i in 0..1000_000_0 {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> examples/lock_mutex_002.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 for i in 0..1000_000_0 {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> examples/lock_mutex_001.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 for i in 0..1000_000_0 {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> examples/lock_mutex_001.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 for i in 0..1000_000_0 {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> examples/lock_mutex_001.rs:97:21
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 for i in 0..1000_000_0 {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> examples/lock_rw_002.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while let Err(s) =
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "d0e89ab2b35c2f57fa5e3c227b2c72c7864227ff299be49c951af469636abf52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e89ab2b35c2f57fa5e3c227b2c72c7864227ff299be49c951af469636abf52", kill_on_drop: false }`
[INFO] [stdout] d0e89ab2b35c2f57fa5e3c227b2c72c7864227ff299be49c951af469636abf52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a600f95fdc09c523f4b4a8f254da6155f21f87b6c2c31770bd6e1e7f0cbae6a8
[INFO] running `Command { std: "docker" "start" "-a" "a600f95fdc09c523f4b4a8f254da6155f21f87b6c2c31770bd6e1e7f0cbae6a8", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> examples/lock_mutex_001.rs:69:21
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 for i in 0..1000_000_0 {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> examples/lock_mutex_001.rs:77:21
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 for i in 0..1000_000_0 {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> examples/lock_mutex_001.rs:97:21
[INFO] [stderr]    |
[INFO] [stderr] 97 |                 for i in 0..1000_000_0 {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> examples/lock_mutex_003.rs:101:21
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 for i in 0..1000_000_0 {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> examples/lock_mutex_003.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 for i in 0..1000_000_0 {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> examples/lock_mutex_003.rs:131:21
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 for i in 0..1000_000_0 {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> examples/lock_mutex_002.rs:77:21
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 for i in 0..1000_000_0 {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> examples/lock_mutex_002.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |                 for i in 0..1000_000_0 {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> examples/lock_mutex_002.rs:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 for i in 0..1000_000_0 {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> examples/lock_rw_002.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |         while let Err(s) =
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `atomic-book` (example "lock_mutex_001") generated 3 warnings
[INFO] [stderr] warning: `atomic-book` (example "lock_mutex_003") generated 3 warnings
[INFO] [stderr] warning: `atomic-book` (example "lock_mutex_002") generated 3 warnings
[INFO] [stderr] warning: `atomic-book` (example "lock_rw_002") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/atomic_book-3984c8165eb3fc3a)
[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" "a600f95fdc09c523f4b4a8f254da6155f21f87b6c2c31770bd6e1e7f0cbae6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a600f95fdc09c523f4b4a8f254da6155f21f87b6c2c31770bd6e1e7f0cbae6a8", kill_on_drop: false }`
[INFO] [stdout] a600f95fdc09c523f4b4a8f254da6155f21f87b6c2c31770bd6e1e7f0cbae6a8