[INFO] cloning repository https://github.com/Baranowski/stacktraceflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Baranowski/stacktraceflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaranowski%2Fstacktraceflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaranowski%2Fstacktraceflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e314f710c8d69829f051a3bf3fbeebb4ee13e72d
[INFO] testing Baranowski/stacktraceflow against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaranowski%2Fstacktraceflow" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Baranowski/stacktraceflow on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Baranowski/stacktraceflow
[INFO] finished tweaking git repo https://github.com/Baranowski/stacktraceflow
[INFO] tweaked toml for git repo https://github.com/Baranowski/stacktraceflow written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Baranowski/stacktraceflow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/BonsaiDen/cursive_tree_view`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_macro v0.9.0
[INFO] [stderr]   Downloaded darling v0.9.0
[INFO] [stderr]   Downloaded array-macro v1.0.4
[INFO] [stderr]   Downloaded darling_core v0.9.0
[INFO] [stderr]   Downloaded enum-map v0.6.1
[INFO] [stderr]   Downloaded arc-swap v0.4.3
[INFO] [stderr]   Downloaded cursive v0.13.0
[INFO] [stderr]   Downloaded enumset_derive v0.4.1
[INFO] [stderr]   Downloaded debug_stub_derive v0.3.0
[INFO] [stderr]   Downloaded enumset v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a6f24542229d7525cc2e260cbadbba6373954c91d57baaf1bcb5b574d07a033
[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" "7a6f24542229d7525cc2e260cbadbba6373954c91d57baaf1bcb5b574d07a033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a6f24542229d7525cc2e260cbadbba6373954c91d57baaf1bcb5b574d07a033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6f24542229d7525cc2e260cbadbba6373954c91d57baaf1bcb5b574d07a033", kill_on_drop: false }`
[INFO] [stdout] 7a6f24542229d7525cc2e260cbadbba6373954c91d57baaf1bcb5b574d07a033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caf18545c441445507a9b862f99ad4aa2ae409ff62fa16e5ccb5d4c5c988aa44
[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" "caf18545c441445507a9b862f99ad4aa2ae409ff62fa16e5ccb5d4c5c988aa44", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling arc-swap v0.4.3
[INFO] [stderr]    Compiling array-macro v1.0.4
[INFO] [stderr]    Compiling xi-unicode v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling debug_stub_derive v0.3.0
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling signal-hook-registry v1.1.1
[INFO] [stderr]    Compiling signal-hook v0.1.10
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling enum-map v0.6.1
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling enumset_derive v0.4.1
[INFO] [stderr]    Compiling enumset v0.4.2
[INFO] [stderr]    Compiling cursive v0.13.0
[INFO] [stderr]    Compiling cursive_tree_view v0.5.0 (https://github.com/BonsaiDen/cursive_tree_view#b7729427)
[INFO] [stderr]    Compiling stacktraceflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "caf18545c441445507a9b862f99ad4aa2ae409ff62fa16e5ccb5d4c5c988aa44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf18545c441445507a9b862f99ad4aa2ae409ff62fa16e5ccb5d4c5c988aa44", kill_on_drop: false }`
[INFO] [stdout] caf18545c441445507a9b862f99ad4aa2ae409ff62fa16e5ccb5d4c5c988aa44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a5cc7a1e85d45395095c847a99fbbd58274956798a8c1110fdaa23f0b38c9a4
[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" "2a5cc7a1e85d45395095c847a99fbbd58274956798a8c1110fdaa23f0b38c9a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling stacktraceflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "2a5cc7a1e85d45395095c847a99fbbd58274956798a8c1110fdaa23f0b38c9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5cc7a1e85d45395095c847a99fbbd58274956798a8c1110fdaa23f0b38c9a4", kill_on_drop: false }`
[INFO] [stdout] 2a5cc7a1e85d45395095c847a99fbbd58274956798a8c1110fdaa23f0b38c9a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", 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] ea7b2d8c2b2afeaf998e68394a93835414061bf07184c6b6a548eb428ccd3aae
[INFO] running `Command { std: "docker" "start" "-a" "ea7b2d8c2b2afeaf998e68394a93835414061bf07184c6b6a548eb428ccd3aae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stacktraceflow-910fb0fd3a9e5323
[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" "ea7b2d8c2b2afeaf998e68394a93835414061bf07184c6b6a548eb428ccd3aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7b2d8c2b2afeaf998e68394a93835414061bf07184c6b6a548eb428ccd3aae", kill_on_drop: false }`
[INFO] [stdout] ea7b2d8c2b2afeaf998e68394a93835414061bf07184c6b6a548eb428ccd3aae