[INFO] fetching crate ptrace-syscalls 0.0.0-experimental.3...
[INFO] building ptrace-syscalls-0.0.0-experimental.3 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate ptrace-syscalls 0.0.0-experimental.3 into /workspace/builds/worker-1-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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ptrace-syscalls 0.0.0-experimental.3 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f53be999adcdb72649ee08d6674b67ccccba248d11fa1e17d7d4fc9df911513
[INFO] running `Command { std: "docker" "start" "-a" "4f53be999adcdb72649ee08d6674b67ccccba248d11fa1e17d7d4fc9df911513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f53be999adcdb72649ee08d6674b67ccccba248d11fa1e17d7d4fc9df911513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f53be999adcdb72649ee08d6674b67ccccba248d11fa1e17d7d4fc9df911513", kill_on_drop: false }`
[INFO] [stdout] 4f53be999adcdb72649ee08d6674b67ccccba248d11fa1e17d7d4fc9df911513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58102e03e9e7c3d00ab1812bdae311ffe894963f0c1f9a843b89ded1400e1260
[INFO] running `Command { std: "docker" "start" "-a" "58102e03e9e7c3d00ab1812bdae311ffe894963f0c1f9a843b89ded1400e1260", kill_on_drop: false }`
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling slice-dst v1.6.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling syn v2.0.106
[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 28.43s
[INFO] running `Command { std: "docker" "inspect" "58102e03e9e7c3d00ab1812bdae311ffe894963f0c1f9a843b89ded1400e1260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58102e03e9e7c3d00ab1812bdae311ffe894963f0c1f9a843b89ded1400e1260", kill_on_drop: false }`
[INFO] [stdout] 58102e03e9e7c3d00ab1812bdae311ffe894963f0c1f9a843b89ded1400e1260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d5d4865911cde66518c6726e38c2e6cddf68e7125511dd491017f9d1071da88
[INFO] running `Command { std: "docker" "start" "-a" "8d5d4865911cde66518c6726e38c2e6cddf68e7125511dd491017f9d1071da88", 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 17.54s
[INFO] running `Command { std: "docker" "inspect" "8d5d4865911cde66518c6726e38c2e6cddf68e7125511dd491017f9d1071da88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d5d4865911cde66518c6726e38c2e6cddf68e7125511dd491017f9d1071da88", kill_on_drop: false }`
[INFO] [stdout] 8d5d4865911cde66518c6726e38c2e6cddf68e7125511dd491017f9d1071da88