[INFO] fetching crate ptrace-syscalls 0.0.0-experimental.3...
[INFO] testing ptrace-syscalls-0.0.0-experimental.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ptrace-syscalls 0.0.0-experimental.3 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ptrace-syscalls 0.0.0-experimental.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58d3be0f062c534c09d87d21aedfb1e8633adeb765198bf2f9967bb89459636e
[INFO] running `Command { std: "docker" "start" "-a" "58d3be0f062c534c09d87d21aedfb1e8633adeb765198bf2f9967bb89459636e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58d3be0f062c534c09d87d21aedfb1e8633adeb765198bf2f9967bb89459636e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d3be0f062c534c09d87d21aedfb1e8633adeb765198bf2f9967bb89459636e", kill_on_drop: false }`
[INFO] [stdout] 58d3be0f062c534c09d87d21aedfb1e8633adeb765198bf2f9967bb89459636e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 210e90606efea822803fec2f7b72131817cd5f21012fc358430bf5712a031ce7
[INFO] running `Command { std: "docker" "start" "-a" "210e90606efea822803fec2f7b72131817cd5f21012fc358430bf5712a031ce7", kill_on_drop: false }`
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling slice-dst v1.6.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling convert_case v0.6.0
[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 ptrace-syscalls-macros v0.0.0-experimental.3
[INFO] [stderr]    Compiling enumflags2 v0.7.12
[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 17.21s
[INFO] running `Command { std: "docker" "inspect" "210e90606efea822803fec2f7b72131817cd5f21012fc358430bf5712a031ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210e90606efea822803fec2f7b72131817cd5f21012fc358430bf5712a031ce7", kill_on_drop: false }`
[INFO] [stdout] 210e90606efea822803fec2f7b72131817cd5f21012fc358430bf5712a031ce7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc961489de8e632a86eae7e08da033624b58550c06764684c366a5cc899e0558
[INFO] running `Command { std: "docker" "start" "-a" "dc961489de8e632a86eae7e08da033624b58550c06764684c366a5cc899e0558", 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/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] [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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.52s
[INFO] running `Command { std: "docker" "inspect" "dc961489de8e632a86eae7e08da033624b58550c06764684c366a5cc899e0558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc961489de8e632a86eae7e08da033624b58550c06764684c366a5cc899e0558", kill_on_drop: false }`
[INFO] [stdout] dc961489de8e632a86eae7e08da033624b58550c06764684c366a5cc899e0558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0f7bd86d751e24939908505a206f616f433cf97106ff0800100c920c4a58cec
[INFO] running `Command { std: "docker" "start" "-a" "d0f7bd86d751e24939908505a206f616f433cf97106ff0800100c920c4a58cec", 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: `ptrace-syscalls` (lib test) generated 1 warning (1 duplicate)
[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: 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 "mmaptrace") generated 2 warnings
[INFO] [stderr] warning: `ptrace-syscalls` (example "rstrace") generated 2 warnings
[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] [stderr]    Doc-tests ptrace_syscalls
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "d0f7bd86d751e24939908505a206f616f433cf97106ff0800100c920c4a58cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f7bd86d751e24939908505a206f616f433cf97106ff0800100c920c4a58cec", kill_on_drop: false }`
[INFO] [stdout] d0f7bd86d751e24939908505a206f616f433cf97106ff0800100c920c4a58cec