[INFO] fetching crate rftrace-frontend-ffi 0.3.2...
[INFO] testing rftrace-frontend-ffi-0.3.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rftrace-frontend-ffi 0.3.2 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rftrace-frontend-ffi 0.3.2 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a048ee9e4b4da465e021ae1f363e0c1dad4504e0babccaf7a0dbaaffaf6a022
[INFO] running `Command { std: "docker" "start" "-a" "5a048ee9e4b4da465e021ae1f363e0c1dad4504e0babccaf7a0dbaaffaf6a022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a048ee9e4b4da465e021ae1f363e0c1dad4504e0babccaf7a0dbaaffaf6a022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a048ee9e4b4da465e021ae1f363e0c1dad4504e0babccaf7a0dbaaffaf6a022", kill_on_drop: false }`
[INFO] [stdout] 5a048ee9e4b4da465e021ae1f363e0c1dad4504e0babccaf7a0dbaaffaf6a022
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ab0793c5d1daa47a41947b211fee0b1f663e79bebac54163eca2fbf2dea4f83
[INFO] running `Command { std: "docker" "start" "-a" "3ab0793c5d1daa47a41947b211fee0b1f663e79bebac54163eca2fbf2dea4f83", 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 0.81s
[INFO] running `Command { std: "docker" "inspect" "3ab0793c5d1daa47a41947b211fee0b1f663e79bebac54163eca2fbf2dea4f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab0793c5d1daa47a41947b211fee0b1f663e79bebac54163eca2fbf2dea4f83", kill_on_drop: false }`
[INFO] [stdout] 3ab0793c5d1daa47a41947b211fee0b1f663e79bebac54163eca2fbf2dea4f83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 673250071a7429a56fa4f9e53baed8a017bbbc027b0d2a9123cc94811b869ceb
[INFO] running `Command { std: "docker" "start" "-a" "673250071a7429a56fa4f9e53baed8a017bbbc027b0d2a9123cc94811b869ceb", 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 0.36s
[INFO] running `Command { std: "docker" "inspect" "673250071a7429a56fa4f9e53baed8a017bbbc027b0d2a9123cc94811b869ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673250071a7429a56fa4f9e53baed8a017bbbc027b0d2a9123cc94811b869ceb", kill_on_drop: false }`
[INFO] [stdout] 673250071a7429a56fa4f9e53baed8a017bbbc027b0d2a9123cc94811b869ceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d712ed9d0399c6c219fcf577c3c8f36294064766da90ed75fdaab99432d60925
[INFO] running `Command { std: "docker" "start" "-a" "d712ed9d0399c6c219fcf577c3c8f36294064766da90ed75fdaab99432d60925", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[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" "d712ed9d0399c6c219fcf577c3c8f36294064766da90ed75fdaab99432d60925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d712ed9d0399c6c219fcf577c3c8f36294064766da90ed75fdaab99432d60925", kill_on_drop: false }`
[INFO] [stdout] d712ed9d0399c6c219fcf577c3c8f36294064766da90ed75fdaab99432d60925