[INFO] fetching crate pretty_trace 0.3.2...
[INFO] testing pretty_trace-0.3.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pretty_trace 0.3.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pretty_trace 0.3.2 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 pretty_trace 0.3.2
[INFO] finished tweaking crates.io crate pretty_trace 0.3.2
[INFO] tweaked toml for crates.io crate pretty_trace 0.3.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate pretty_trace 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stats_utils v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e66131a0243079dafb89645f0beb451c5c33df43ca9a29654e40f075dfd1672f
[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" "e66131a0243079dafb89645f0beb451c5c33df43ca9a29654e40f075dfd1672f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e66131a0243079dafb89645f0beb451c5c33df43ca9a29654e40f075dfd1672f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66131a0243079dafb89645f0beb451c5c33df43ca9a29654e40f075dfd1672f", kill_on_drop: false }`
[INFO] [stdout] e66131a0243079dafb89645f0beb451c5c33df43ca9a29654e40f075dfd1672f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c0cb21c4e5bf00e3125e5520894da259453e4ba4cda6facaa6caa62ee9319a3
[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" "8c0cb21c4e5bf00e3125e5520894da259453e4ba4cda6facaa6caa62ee9319a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling permutation v0.2.5
[INFO] [stderr]    Compiling superslice v1.0.0
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling stats_utils v0.1.1
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling vector_utils v0.1.3
[INFO] [stderr]    Compiling string_utils v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stderr]    Compiling io_utils v0.2.6
[INFO] [stderr]    Compiling pretty_trace v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.19s
[INFO] running `Command { std: "docker" "inspect" "8c0cb21c4e5bf00e3125e5520894da259453e4ba4cda6facaa6caa62ee9319a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c0cb21c4e5bf00e3125e5520894da259453e4ba4cda6facaa6caa62ee9319a3", kill_on_drop: false }`
[INFO] [stdout] 8c0cb21c4e5bf00e3125e5520894da259453e4ba4cda6facaa6caa62ee9319a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 988a420eb752321c654dacf93e4f376d55f42174185dcbb83614051263cfa42a
[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" "988a420eb752321c654dacf93e4f376d55f42174185dcbb83614051263cfa42a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty_trace v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `Command { std: "docker" "inspect" "988a420eb752321c654dacf93e4f376d55f42174185dcbb83614051263cfa42a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "988a420eb752321c654dacf93e4f376d55f42174185dcbb83614051263cfa42a", kill_on_drop: false }`
[INFO] [stdout] 988a420eb752321c654dacf93e4f376d55f42174185dcbb83614051263cfa42a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] aa599182ee74a563e4cdf5361e147cf5f67834e939f74712fed53ce6205e2f07
[INFO] running `Command { std: "docker" "start" "-a" "aa599182ee74a563e4cdf5361e147cf5f67834e939f74712fed53ce6205e2f07", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pretty_trace-7e6057534cfd876f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/pretty_trace-7e6057534cfd876f` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "aa599182ee74a563e4cdf5361e147cf5f67834e939f74712fed53ce6205e2f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa599182ee74a563e4cdf5361e147cf5f67834e939f74712fed53ce6205e2f07", kill_on_drop: false }`
[INFO] [stdout] aa599182ee74a563e4cdf5361e147cf5f67834e939f74712fed53ce6205e2f07