[INFO] fetching crate rftrace-frontend-ffi 0.3.2...
[INFO] testing rftrace-frontend-ffi-0.3.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rftrace-frontend-ffi 0.3.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rftrace-frontend-ffi 0.3.2
[INFO] finished tweaking crates.io crate rftrace-frontend-ffi 0.3.2
[INFO] tweaked toml for crates.io crate rftrace-frontend-ffi 0.3.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rftrace-frontend-ffi 0.3.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rftrace-frontend-ffi 0.3.2 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd8ec2d77a232d3e49820afb9ab34a8d4a93e866387a1c2b597656b95983cab4
[INFO] running `Command { std: "docker" "start" "-a" "dd8ec2d77a232d3e49820afb9ab34a8d4a93e866387a1c2b597656b95983cab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd8ec2d77a232d3e49820afb9ab34a8d4a93e866387a1c2b597656b95983cab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8ec2d77a232d3e49820afb9ab34a8d4a93e866387a1c2b597656b95983cab4", kill_on_drop: false }`
[INFO] [stdout] dd8ec2d77a232d3e49820afb9ab34a8d4a93e866387a1c2b597656b95983cab4
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46cb624e7ae1dfa08b049966d13e3521ead156001151fccca3f2f3395653d41f
[INFO] running `Command { std: "docker" "start" "-a" "46cb624e7ae1dfa08b049966d13e3521ead156001151fccca3f2f3395653d41f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rftrace-frontend v0.3.2
[INFO] [stderr]    Compiling rftrace-frontend-ffi v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "46cb624e7ae1dfa08b049966d13e3521ead156001151fccca3f2f3395653d41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46cb624e7ae1dfa08b049966d13e3521ead156001151fccca3f2f3395653d41f", kill_on_drop: false }`
[INFO] [stdout] 46cb624e7ae1dfa08b049966d13e3521ead156001151fccca3f2f3395653d41f
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3361c24d0a8d5a3249bc1e1d744c8742e572c8280ad3a430432ac11bdf9c3ec0
[INFO] running `Command { std: "docker" "start" "-a" "3361c24d0a8d5a3249bc1e1d744c8742e572c8280ad3a430432ac11bdf9c3ec0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rftrace-frontend-ffi v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "3361c24d0a8d5a3249bc1e1d744c8742e572c8280ad3a430432ac11bdf9c3ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3361c24d0a8d5a3249bc1e1d744c8742e572c8280ad3a430432ac11bdf9c3ec0", kill_on_drop: false }`
[INFO] [stdout] 3361c24d0a8d5a3249bc1e1d744c8742e572c8280ad3a430432ac11bdf9c3ec0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8749f5ec132ad282129245898ede75fee4648958b3424d5e7bd468d7a06ee9ab
[INFO] running `Command { std: "docker" "start" "-a" "8749f5ec132ad282129245898ede75fee4648958b3424d5e7bd468d7a06ee9ab", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rftrace_frontend_ffi-b56d37c762f41856)
[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" "8749f5ec132ad282129245898ede75fee4648958b3424d5e7bd468d7a06ee9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8749f5ec132ad282129245898ede75fee4648958b3424d5e7bd468d7a06ee9ab", kill_on_drop: false }`
[INFO] [stdout] 8749f5ec132ad282129245898ede75fee4648958b3424d5e7bd468d7a06ee9ab