[INFO] crate trace_caller 0.2.0 is already in cache
[INFO] testing trace_caller-0.2.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate trace_caller 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate trace_caller 0.2.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate trace_caller 0.2.0
[INFO] finished tweaking crates.io crate trace_caller 0.2.0
[INFO] tweaked toml for crates.io crate trace_caller 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate trace_caller 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b50575a951a082251ab5ae4803340de70573791e54d16f751e867cf9cfddd435
[INFO] running `"docker" "start" "-a" "b50575a951a082251ab5ae4803340de70573791e54d16f751e867cf9cfddd435"`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling trace_caller_macro v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]    Compiling backtrace v0.3.45
[INFO] [stderr]    Compiling trace_caller v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `"docker" "inspect" "b50575a951a082251ab5ae4803340de70573791e54d16f751e867cf9cfddd435"`
[INFO] running `"docker" "rm" "-f" "b50575a951a082251ab5ae4803340de70573791e54d16f751e867cf9cfddd435"`
[INFO] [stdout] b50575a951a082251ab5ae4803340de70573791e54d16f751e867cf9cfddd435
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1be43506baaf63327c4ae54dc25fff84335029c437eeed6f7ec472f3d90d39b4
[INFO] running `"docker" "start" "-a" "1be43506baaf63327c4ae54dc25fff84335029c437eeed6f7ec472f3d90d39b4"`
[INFO] [stderr]    Compiling trace_caller v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "1be43506baaf63327c4ae54dc25fff84335029c437eeed6f7ec472f3d90d39b4"`
[INFO] running `"docker" "rm" "-f" "1be43506baaf63327c4ae54dc25fff84335029c437eeed6f7ec472f3d90d39b4"`
[INFO] [stdout] 1be43506baaf63327c4ae54dc25fff84335029c437eeed6f7ec472f3d90d39b4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d9972333d9a9baa7d288ba4d0dae5c4af91d7d9ebc874c2f8221743fce490b2
[INFO] running `"docker" "start" "-a" "1d9972333d9a9baa7d288ba4d0dae5c4af91d7d9ebc874c2f8221743fce490b2"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trace_caller-e4af004fe0c9d242
[INFO] [stderr]    Doc-tests trace_caller
[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
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1d9972333d9a9baa7d288ba4d0dae5c4af91d7d9ebc874c2f8221743fce490b2"`
[INFO] running `"docker" "rm" "-f" "1d9972333d9a9baa7d288ba4d0dae5c4af91d7d9ebc874c2f8221743fce490b2"`
[INFO] [stdout] 1d9972333d9a9baa7d288ba4d0dae5c4af91d7d9ebc874c2f8221743fce490b2