[INFO] fetching crate cfg-expr 0.5.1...
[INFO] testing cfg-expr-0.5.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cfg-expr 0.5.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cfg-expr 0.5.1 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 cfg-expr 0.5.1
[INFO] finished tweaking crates.io crate cfg-expr 0.5.1
[INFO] tweaked toml for crates.io crate cfg-expr 0.5.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate cfg-expr 0.5.1 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] 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] [stdout] 02c6fbe413c202a4db6daa1da79c09bc6191e4019647f5db8d6b4300e106f74d
[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" "02c6fbe413c202a4db6daa1da79c09bc6191e4019647f5db8d6b4300e106f74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c6fbe413c202a4db6daa1da79c09bc6191e4019647f5db8d6b4300e106f74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c6fbe413c202a4db6daa1da79c09bc6191e4019647f5db8d6b4300e106f74d", kill_on_drop: false }`
[INFO] [stdout] 02c6fbe413c202a4db6daa1da79c09bc6191e4019647f5db8d6b4300e106f74d
[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] b0dd91b3b7c439d2c7c9d67c34d8acdd531181cc6c27e34cdf5cbc5083a4693b
[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" "b0dd91b3b7c439d2c7c9d67c34d8acdd531181cc6c27e34cdf5cbc5083a4693b", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling cfg-expr v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "b0dd91b3b7c439d2c7c9d67c34d8acdd531181cc6c27e34cdf5cbc5083a4693b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0dd91b3b7c439d2c7c9d67c34d8acdd531181cc6c27e34cdf5cbc5083a4693b", kill_on_drop: false }`
[INFO] [stdout] b0dd91b3b7c439d2c7c9d67c34d8acdd531181cc6c27e34cdf5cbc5083a4693b
[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] 2d1670d22e18a122d869aa89b7a0c4f327babea4b51010268897716db6bed927
[INFO] running `Command { std: "docker" "start" "-a" "2d1670d22e18a122d869aa89b7a0c4f327babea4b51010268897716db6bed927", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling cfg-expr v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "2d1670d22e18a122d869aa89b7a0c4f327babea4b51010268897716db6bed927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d1670d22e18a122d869aa89b7a0c4f327babea4b51010268897716db6bed927", kill_on_drop: false }`
[INFO] [stdout] 2d1670d22e18a122d869aa89b7a0c4f327babea4b51010268897716db6bed927
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7df5015862364c0a1beb69a4a417ae60f0f881cb246703188927d2aa97340893
[INFO] running `Command { std: "docker" "start" "-a" "7df5015862364c0a1beb69a4a417ae60f0f881cb246703188927d2aa97340893", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cfg_expr-c820b033a18a8951
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/eval-ef19b7d48bf2dd8a
[INFO] [stdout] running 3 tests
[INFO] [stdout] test targets::test::has_ios ... ok
[INFO] [stdout] test targets::test::targets_are_sorted ... ok
[INFO] [stdout] test targets::test::set_map_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test features ... ok
[INFO] [stdout] test complex ... ok
[INFO] [stdout] test tiny ... ok
[INFO] [stdout] test target_family ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lexer-a78475c37901b960
[INFO] [stdout] test very_specific ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parser-b47932091a47bf9e
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test handle_empty_value ... ok
[INFO] [stdout] test handle_key_value ... ok
[INFO] [stdout] test handles_raw ... ok
[INFO] [stdout] test strips_attribute ... ok
[INFO] [stdout] test handle_short_key ... ok
[INFO] [stdout] test handle_cfg_keywords ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]    Doc-tests cfg-expr
[INFO] [stdout] test fails_empty ... ok
[INFO] [stdout] test ensures_not_has_one_predicate ... ok
[INFO] [stdout] test fails_malformed ... ok
[INFO] [stdout] test handles_simple_funcs ... ok
[INFO] [stdout] test fails_unbalanced_parens ... ok
[INFO] [stdout] test fails_unbalanced_quotes ... ok
[INFO] [stdout] test handles_single_predicate ... ok
[INFO] [stdout] test fails_invalid_funcs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/expr/mod.rs - expr::TargetPredicate::matches (line 259) ... ok
[INFO] [stdout] test src/expr/parser.rs - expr::parser::Expression::parse (line 14) ... ok
[INFO] [stdout] test src/targets/mod.rs - targets::get_builtin_target_by_triple (line 136) ... ok
[INFO] [stdout] test src/targets/mod.rs - targets::rustc_version (line 150) ... ok
[INFO] [stdout] test src/expr/mod.rs - expr::Expression::eval (line 408) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/expr/mod.rs - expr::Expression::eval (line 425) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7df5015862364c0a1beb69a4a417ae60f0f881cb246703188927d2aa97340893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df5015862364c0a1beb69a4a417ae60f0f881cb246703188927d2aa97340893", kill_on_drop: false }`
[INFO] [stdout] 7df5015862364c0a1beb69a4a417ae60f0f881cb246703188927d2aa97340893