[INFO] fetching crate call-trace 0.4.0...
[INFO] testing call-trace-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate call-trace 0.4.0 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate call-trace 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate call-trace 0.4.0
[INFO] finished tweaking crates.io crate call-trace 0.4.0
[INFO] tweaked toml for crates.io crate call-trace 0.4.0 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bad059aabd633753375dd6efb37af072ad9a8ad061d05b31f95caeadc446f1ce
[INFO] running `Command { std: "docker" "start" "-a" "bad059aabd633753375dd6efb37af072ad9a8ad061d05b31f95caeadc446f1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bad059aabd633753375dd6efb37af072ad9a8ad061d05b31f95caeadc446f1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad059aabd633753375dd6efb37af072ad9a8ad061d05b31f95caeadc446f1ce", kill_on_drop: false }`
[INFO] [stdout] bad059aabd633753375dd6efb37af072ad9a8ad061d05b31f95caeadc446f1ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d1ae5b70c951bbf8d753ff17d3eb88608dc52b9636f98c548806b17175b8ab2
[INFO] running `Command { std: "docker" "start" "-a" "3d1ae5b70c951bbf8d753ff17d3eb88608dc52b9636f98c548806b17175b8ab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling call-trace-macro v0.4.0
[INFO] [stderr]    Compiling call-trace v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.97s
[INFO] running `Command { std: "docker" "inspect" "3d1ae5b70c951bbf8d753ff17d3eb88608dc52b9636f98c548806b17175b8ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1ae5b70c951bbf8d753ff17d3eb88608dc52b9636f98c548806b17175b8ab2", kill_on_drop: false }`
[INFO] [stdout] 3d1ae5b70c951bbf8d753ff17d3eb88608dc52b9636f98c548806b17175b8ab2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10df3496120f344eec4e45adeb9240f70e532f98423461595a3ffd4e83a3a8a5
[INFO] running `Command { std: "docker" "start" "-a" "10df3496120f344eec4e45adeb9240f70e532f98423461595a3ffd4e83a3a8a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling call-trace v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "10df3496120f344eec4e45adeb9240f70e532f98423461595a3ffd4e83a3a8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10df3496120f344eec4e45adeb9240f70e532f98423461595a3ffd4e83a3a8a5", kill_on_drop: false }`
[INFO] [stdout] 10df3496120f344eec4e45adeb9240f70e532f98423461595a3ffd4e83a3a8a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f48a06bffe888653e32f1c88f8af9e9f6eb21d7edc6bbfce8d438c5014c92f4d
[INFO] running `Command { std: "docker" "start" "-a" "f48a06bffe888653e32f1c88f8af9e9f6eb21d7edc6bbfce8d438c5014c92f4d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/call_trace-3cd207ded05feafb)
[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/call-trace-with.rs (/opt/rustwide/target/debug/deps/call_trace_with-d1dee0e63210e713)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[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] [stderr]      Running tests/call-trace-with-borrow.rs (/opt/rustwide/target/debug/deps/call_trace_with_borrow-eb0c9c1be1e6619b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[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] [stderr]    Doc-tests call-trace
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f48a06bffe888653e32f1c88f8af9e9f6eb21d7edc6bbfce8d438c5014c92f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48a06bffe888653e32f1c88f8af9e9f6eb21d7edc6bbfce8d438c5014c92f4d", kill_on_drop: false }`
[INFO] [stdout] f48a06bffe888653e32f1c88f8af9e9f6eb21d7edc6bbfce8d438c5014c92f4d