[INFO] fetching crate ptrace-syscalls 0.0.0-experimental.3...
[INFO] testing ptrace-syscalls-0.0.0-experimental.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate ptrace-syscalls 0.0.0-experimental.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ptrace-syscalls 0.0.0-experimental.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ptrace-syscalls 0.0.0-experimental.3
[INFO] tweaked toml for crates.io crate ptrace-syscalls 0.0.0-experimental.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ptrace-syscalls 0.0.0-experimental.3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ptrace-syscalls 0.0.0-experimental.3 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 490ee06398204a3ea2ca41dd2e059657527f4b91aaabe3be7afe8e6d0a2ebb63
[INFO] running `Command { std: "docker" "start" "-a" "490ee06398204a3ea2ca41dd2e059657527f4b91aaabe3be7afe8e6d0a2ebb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "490ee06398204a3ea2ca41dd2e059657527f4b91aaabe3be7afe8e6d0a2ebb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "490ee06398204a3ea2ca41dd2e059657527f4b91aaabe3be7afe8e6d0a2ebb63", kill_on_drop: false }`
[INFO] [stdout] 490ee06398204a3ea2ca41dd2e059657527f4b91aaabe3be7afe8e6d0a2ebb63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a47139ae0f484a43118c90099c7b92903d782b4b3b27914f4599825e7e4accb4
[INFO] running `Command { std: "docker" "start" "-a" "a47139ae0f484a43118c90099c7b92903d782b4b3b27914f4599825e7e4accb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling slice-dst v1.6.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling enumflags2 v0.7.12
[INFO] [stderr]    Compiling ptrace-syscalls-macros v0.0.0-experimental.3
[INFO] [stderr]    Compiling ptrace-syscalls v0.0.0-experimental.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `read_lossy_string` is never used
[INFO] [stdout]    --> src/inspect.rs:332:4
[INFO] [stdout]     |
[INFO] [stdout] 332 | fn read_lossy_string(pid: Pid, address: AddressType) -> InspectResult<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.96s
[INFO] running `Command { std: "docker" "inspect" "a47139ae0f484a43118c90099c7b92903d782b4b3b27914f4599825e7e4accb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a47139ae0f484a43118c90099c7b92903d782b4b3b27914f4599825e7e4accb4", kill_on_drop: false }`
[INFO] [stdout] a47139ae0f484a43118c90099c7b92903d782b4b3b27914f4599825e7e4accb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f0379da543ee78c745f41f422d1a592e015ade5aee845c363772699f287d452
[INFO] running `Command { std: "docker" "start" "-a" "5f0379da543ee78c745f41f422d1a592e015ade5aee845c363772699f287d452", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling kxxt-owo-colors v4.0.0
[INFO] [stderr]    Compiling ptrace-syscalls v0.0.0-experimental.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `read_lossy_string` is never used
[INFO] [stdout]    --> src/inspect.rs:332:4
[INFO] [stdout]     |
[INFO] [stdout] 332 | fn read_lossy_string(pid: Pid, address: AddressType) -> InspectResult<String> {
[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 `read_lossy_string` is never used
[INFO] [stdout]    --> src/inspect.rs:332:4
[INFO] [stdout]     |
[INFO] [stdout] 332 | fn read_lossy_string(pid: Pid, address: AddressType) -> InspectResult<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid`
[INFO] [stdout]   --> examples/rstrace.rs:92:31
[INFO] [stdout]    |
[INFO] [stdout] 92 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]   --> examples/rstrace.rs:92:36
[INFO] [stdout]    |
[INFO] [stdout] 92 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid`
[INFO] [stdout]    --> examples/mmaptrace.rs:107:31
[INFO] [stdout]     |
[INFO] [stdout] 107 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> examples/mmaptrace.rs:107:36
[INFO] [stdout]     |
[INFO] [stdout] 107 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.13s
[INFO] running `Command { std: "docker" "inspect" "5f0379da543ee78c745f41f422d1a592e015ade5aee845c363772699f287d452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0379da543ee78c745f41f422d1a592e015ade5aee845c363772699f287d452", kill_on_drop: false }`
[INFO] [stdout] 5f0379da543ee78c745f41f422d1a592e015ade5aee845c363772699f287d452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d173401593a1fd335e738e0f4d2a3e17691c8f0ef0dec23e668b74b800a480b0
[INFO] running `Command { std: "docker" "start" "-a" "d173401593a1fd335e738e0f4d2a3e17691c8f0ef0dec23e668b74b800a480b0", kill_on_drop: false }`
[INFO] [stderr] warning: function `read_lossy_string` is never used
[INFO] [stderr]    --> src/inspect.rs:332:4
[INFO] [stderr]     |
[INFO] [stderr] 332 | fn read_lossy_string(pid: Pid, address: AddressType) -> InspectResult<String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ptrace-syscalls` (lib) generated 1 warning
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]    --> examples/mmaptrace.rs:107:31
[INFO] [stderr]     |
[INFO] [stderr] 107 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stderr]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sig`
[INFO] [stderr]    --> examples/mmaptrace.rs:107:36
[INFO] [stderr]     |
[INFO] [stderr] 107 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stderr]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stderr] 
[INFO] [stderr] warning: `ptrace-syscalls` (example "mmaptrace") generated 2 warnings (run `cargo fix --example "mmaptrace" -p ptrace-syscalls` to apply 2 suggestions)
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]   --> examples/rstrace.rs:92:31
[INFO] [stderr]    |
[INFO] [stderr] 92 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stderr]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sig`
[INFO] [stderr]   --> examples/rstrace.rs:92:36
[INFO] [stderr]    |
[INFO] [stderr] 92 |       WaitStatus::PtraceEvent(pid, sig, evt) => match evt {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stderr] 
[INFO] [stderr] warning: `ptrace-syscalls` (example "rstrace") generated 2 warnings (run `cargo fix --example "rstrace" -p ptrace-syscalls` to apply 2 suggestions)
[INFO] [stderr] warning: `ptrace-syscalls` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ptrace_syscalls-d415be3d8be70718)
[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] [stderr]      Running tests/syscall_number_tests.rs (/opt/rustwide/target/debug/deps/syscall_number_tests-085f88eeea8bc73d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test syscall_number_tests::test_x86_64_syscall_numbers ... 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 ptrace_syscalls
[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" "d173401593a1fd335e738e0f4d2a3e17691c8f0ef0dec23e668b74b800a480b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d173401593a1fd335e738e0f4d2a3e17691c8f0ef0dec23e668b74b800a480b0", kill_on_drop: false }`
[INFO] [stdout] d173401593a1fd335e738e0f4d2a3e17691c8f0ef0dec23e668b74b800a480b0