[INFO] fetching crate fst-regex 0.3.0...
[INFO] testing fst-regex-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fst-regex 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fst-regex 0.3.0 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 fst-regex 0.3.0
[INFO] finished tweaking crates.io crate fst-regex 0.3.0
[INFO] tweaked toml for crates.io crate fst-regex 0.3.0 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 99964ddcdab2ec85ad6f4b8b3972edb3f4c8afd9ee7404c8e32c0634d493bf0e
[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" "99964ddcdab2ec85ad6f4b8b3972edb3f4c8afd9ee7404c8e32c0634d493bf0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99964ddcdab2ec85ad6f4b8b3972edb3f4c8afd9ee7404c8e32c0634d493bf0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99964ddcdab2ec85ad6f4b8b3972edb3f4c8afd9ee7404c8e32c0634d493bf0e", kill_on_drop: false }`
[INFO] [stdout] 99964ddcdab2ec85ad6f4b8b3972edb3f4c8afd9ee7404c8e32c0634d493bf0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f63fb2645866fbbcc993f92ab8444dafe456f04acbe0c2c33c4022849d1a9bf
[INFO] running `Command { std: "docker" "start" "-a" "4f63fb2645866fbbcc993f92ab8444dafe456f04acbe0c2c33c4022849d1a9bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling fst v0.3.5
[INFO] [stderr]    Compiling fst-regex v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "4f63fb2645866fbbcc993f92ab8444dafe456f04acbe0c2c33c4022849d1a9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f63fb2645866fbbcc993f92ab8444dafe456f04acbe0c2c33c4022849d1a9bf", kill_on_drop: false }`
[INFO] [stdout] 4f63fb2645866fbbcc993f92ab8444dafe456f04acbe0c2c33c4022849d1a9bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 785e822bf8f00abdc5fd11f191e6aeca8eac4c2cda7f46d42bb957e5f8adc405
[INFO] running `Command { std: "docker" "start" "-a" "785e822bf8f00abdc5fd11f191e6aeca8eac4c2cda7f46d42bb957e5f8adc405", kill_on_drop: false }`
[INFO] [stderr]    Compiling fst-regex v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "785e822bf8f00abdc5fd11f191e6aeca8eac4c2cda7f46d42bb957e5f8adc405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "785e822bf8f00abdc5fd11f191e6aeca8eac4c2cda7f46d42bb957e5f8adc405", kill_on_drop: false }`
[INFO] [stdout] 785e822bf8f00abdc5fd11f191e6aeca8eac4c2cda7f46d42bb957e5f8adc405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c262d4e7f478581ebfdca4703aacfcc71d79337cf1d683012731474adc87d12e
[INFO] running `Command { std: "docker" "start" "-a" "c262d4e7f478581ebfdca4703aacfcc71d79337cf1d683012731474adc87d12e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fst_regex-4cf92e913abfd8e9
[INFO] [stderr]    Doc-tests fst-regex
[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 1 test
[INFO] [stdout] test src/lib.rs - Regex (line 64) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c262d4e7f478581ebfdca4703aacfcc71d79337cf1d683012731474adc87d12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c262d4e7f478581ebfdca4703aacfcc71d79337cf1d683012731474adc87d12e", kill_on_drop: false }`
[INFO] [stdout] c262d4e7f478581ebfdca4703aacfcc71d79337cf1d683012731474adc87d12e