[INFO] fetching crate sentry-backtrace 0.21.0...
[INFO] testing sentry-backtrace-0.21.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sentry-backtrace 0.21.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sentry-backtrace 0.21.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sentry-backtrace 0.21.0
[INFO] finished tweaking crates.io crate sentry-backtrace 0.21.0
[INFO] tweaked toml for crates.io crate sentry-backtrace 0.21.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b47c96b1d6c226a0e57c880170eeaff642125e1c6a3827b1ec96455637fb4f20
[INFO] running `Command { std: "docker" "start" "-a" "b47c96b1d6c226a0e57c880170eeaff642125e1c6a3827b1ec96455637fb4f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47c96b1d6c226a0e57c880170eeaff642125e1c6a3827b1ec96455637fb4f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47c96b1d6c226a0e57c880170eeaff642125e1c6a3827b1ec96455637fb4f20", kill_on_drop: false }`
[INFO] [stdout] b47c96b1d6c226a0e57c880170eeaff642125e1c6a3827b1ec96455637fb4f20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6013a67156d0b16f8e48dfaea982481ddf96f64241c3fdc02627410b98857233
[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" "6013a67156d0b16f8e48dfaea982481ddf96f64241c3fdc02627410b98857233", kill_on_drop: false }`
[INFO] [stderr]    Compiling sentry-backtrace v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "6013a67156d0b16f8e48dfaea982481ddf96f64241c3fdc02627410b98857233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6013a67156d0b16f8e48dfaea982481ddf96f64241c3fdc02627410b98857233", kill_on_drop: false }`
[INFO] [stdout] 6013a67156d0b16f8e48dfaea982481ddf96f64241c3fdc02627410b98857233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d645577a35da182d94e5099cb35ae08632400f2d357b99574cd291a118d222a4
[INFO] running `Command { std: "docker" "start" "-a" "d645577a35da182d94e5099cb35ae08632400f2d357b99574cd291a118d222a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling sentry-backtrace v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "d645577a35da182d94e5099cb35ae08632400f2d357b99574cd291a118d222a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d645577a35da182d94e5099cb35ae08632400f2d357b99574cd291a118d222a4", kill_on_drop: false }`
[INFO] [stdout] d645577a35da182d94e5099cb35ae08632400f2d357b99574cd291a118d222a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4cd12e453c53b751f974ae98f9a654222f33513d4aa33072b86b93f1bccee28e
[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" "4cd12e453c53b751f974ae98f9a654222f33513d4aa33072b86b93f1bccee28e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sentry_backtrace-971bf4ba9cd3e165
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test utils::tests::test_function_starts_with ... ok
[INFO] [stdout] test utils::tests::test_function_starts_with_impl ... ok
[INFO] [stdout] test utils::tests::test_function_starts_with_impl_pattern ... ok
[INFO] [stdout] test utils::tests::test_function_starts_with_newimpl ... ok
[INFO] [stderr]    Doc-tests sentry-backtrace
[INFO] [stdout] test utils::tests::test_parse_crate_name ... ok
[INFO] [stdout] test utils::tests::test_parse_crate_name_anonymous_impl ... ok
[INFO] [stdout] test utils::tests::test_parse_crate_name_none ... ok
[INFO] [stdout] test utils::tests::test_parse_crate_name_impl ... ok
[INFO] [stdout] test utils::tests::test_parse_crate_name_newstyle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 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 `Command { std: "docker" "inspect" "4cd12e453c53b751f974ae98f9a654222f33513d4aa33072b86b93f1bccee28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cd12e453c53b751f974ae98f9a654222f33513d4aa33072b86b93f1bccee28e", kill_on_drop: false }`
[INFO] [stdout] 4cd12e453c53b751f974ae98f9a654222f33513d4aa33072b86b93f1bccee28e