[INFO] fetching crate ptrace-syscalls 0.0.0-experimental.3...
[INFO] testing ptrace-syscalls-0.0.0-experimental.3 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate ptrace-syscalls 0.0.0-experimental.3 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ptrace-syscalls 0.0.0-experimental.3 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fb80dca0d1dcf1881affc2066b346afab7887aa0aeee35e0a11931e5c00ce88
[INFO] running `Command { std: "docker" "start" "-a" "5fb80dca0d1dcf1881affc2066b346afab7887aa0aeee35e0a11931e5c00ce88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb80dca0d1dcf1881affc2066b346afab7887aa0aeee35e0a11931e5c00ce88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb80dca0d1dcf1881affc2066b346afab7887aa0aeee35e0a11931e5c00ce88", kill_on_drop: false }`
[INFO] [stdout] 5fb80dca0d1dcf1881affc2066b346afab7887aa0aeee35e0a11931e5c00ce88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e80815af697eb7e698484471546a10dee419d532a11ea549551ca3ab3e6825cd
[INFO] running `Command { std: "docker" "start" "-a" "e80815af697eb7e698484471546a10dee419d532a11ea549551ca3ab3e6825cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling slice-dst v1.6.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling enumflags2 v0.7.12
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.64s
[INFO] running `Command { std: "docker" "inspect" "e80815af697eb7e698484471546a10dee419d532a11ea549551ca3ab3e6825cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80815af697eb7e698484471546a10dee419d532a11ea549551ca3ab3e6825cd", kill_on_drop: false }`
[INFO] [stdout] e80815af697eb7e698484471546a10dee419d532a11ea549551ca3ab3e6825cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8607d5e15d880310f038b8bdabb19447e114e2cef8318f3d6de72f395c80348b
[INFO] running `Command { std: "docker" "start" "-a" "8607d5e15d880310f038b8bdabb19447e114e2cef8318f3d6de72f395c80348b", 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)]` 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)]` 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)]` 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)]` 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 20.06s
[INFO] running `Command { std: "docker" "inspect" "8607d5e15d880310f038b8bdabb19447e114e2cef8318f3d6de72f395c80348b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8607d5e15d880310f038b8bdabb19447e114e2cef8318f3d6de72f395c80348b", kill_on_drop: false }`
[INFO] [stdout] 8607d5e15d880310f038b8bdabb19447e114e2cef8318f3d6de72f395c80348b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf5eb998b40d3492afb5e613bbbbf978bbcc0cc7e10815aa499413c51ad27650
[INFO] running `Command { std: "docker" "start" "-a" "cf5eb998b40d3492afb5e613bbbbf978bbcc0cc7e10815aa499413c51ad27650", 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)]` 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/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)]` 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: 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)]` 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 "rstrace") generated 2 warnings
[INFO] [stderr] warning: `ptrace-syscalls` (example "mmaptrace") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ptrace_syscalls-004ad158b93e3866)
[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-85bc9513e7be9ed1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test syscall_number_tests::test_x86_64_syscall_numbers ... ok
[INFO] [stderr]    Doc-tests ptrace_syscalls
[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] [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" "cf5eb998b40d3492afb5e613bbbbf978bbcc0cc7e10815aa499413c51ad27650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5eb998b40d3492afb5e613bbbbf978bbcc0cc7e10815aa499413c51ad27650", kill_on_drop: false }`
[INFO] [stdout] cf5eb998b40d3492afb5e613bbbbf978bbcc0cc7e10815aa499413c51ad27650