[INFO] cloning repository https://github.com/jvns/ltrace-bcc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jvns/ltrace-bcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvns%2Fltrace-bcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvns%2Fltrace-bcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f35407cc72485c336397af8dbf5c759befcf6d5b
[INFO] checking jvns/ltrace-bcc against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvns%2Fltrace-bcc" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jvns/ltrace-bcc on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jvns/ltrace-bcc
[INFO] finished tweaking git repo https://github.com/jvns/ltrace-bcc
[INFO] tweaked toml for git repo https://github.com/jvns/ltrace-bcc written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jvns/ltrace-bcc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded regex v0.2.6
[INFO] [stderr]   Downloaded scroll_derive v0.8.0
[INFO] [stderr]   Downloaded scroll v0.8.0
[INFO] [stderr]   Downloaded goblin v0.0.14
[INFO] [stderr]   Downloaded bcc v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0670f819fd12566b73c093c13afb015801629dea72df42af8715af4239411f62
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0670f819fd12566b73c093c13afb015801629dea72df42af8715af4239411f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0670f819fd12566b73c093c13afb015801629dea72df42af8715af4239411f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0670f819fd12566b73c093c13afb015801629dea72df42af8715af4239411f62", kill_on_drop: false }`
[INFO] [stdout] 0670f819fd12566b73c093c13afb015801629dea72df42af8715af4239411f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1451653eae85ff3c027216d5eee59a305b51c54be9b1d2126d545121da81283d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1451653eae85ff3c027216d5eee59a305b51c54be9b1d2126d545121da81283d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling bindgen v0.31.3
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.6
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling scroll_derive v0.8.0
[INFO] [stderr]    Compiling clap v2.30.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking scroll v0.8.0
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]     Checking goblin v0.0.14
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling bcc-sys v0.4.0
[INFO] [stderr]     Checking bcc v0.0.3
[INFO] [stderr]     Checking ltrace-bcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:169:32
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn perf_data_callback() -> Box<FnMut(&[u8]) + Send> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&[u8]) + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:169:32
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn perf_data_callback() -> Box<FnMut(&[u8]) + Send> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&[u8]) + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "1451653eae85ff3c027216d5eee59a305b51c54be9b1d2126d545121da81283d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1451653eae85ff3c027216d5eee59a305b51c54be9b1d2126d545121da81283d", kill_on_drop: false }`
[INFO] [stdout] 1451653eae85ff3c027216d5eee59a305b51c54be9b1d2126d545121da81283d