[INFO] fetching crate bulk_examples_generator 0.1.0...
[INFO] testing bulk_examples_generator-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bulk_examples_generator 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bulk_examples_generator 0.1.0 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 bulk_examples_generator 0.1.0
[INFO] finished tweaking crates.io crate bulk_examples_generator 0.1.0
[INFO] tweaked toml for crates.io crate bulk_examples_generator 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate bulk_examples_generator 0.1.0 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]     Blocking waiting for file lock on package cache
[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] ae9b5921d5ca2c419ac5230a87a5c55c00a8f3c0f705fd9508fba7f78d9569c8
[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" "ae9b5921d5ca2c419ac5230a87a5c55c00a8f3c0f705fd9508fba7f78d9569c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae9b5921d5ca2c419ac5230a87a5c55c00a8f3c0f705fd9508fba7f78d9569c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae9b5921d5ca2c419ac5230a87a5c55c00a8f3c0f705fd9508fba7f78d9569c8", kill_on_drop: false }`
[INFO] [stdout] ae9b5921d5ca2c419ac5230a87a5c55c00a8f3c0f705fd9508fba7f78d9569c8
[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] 6172727ad732064ada10efe85e72bc5811b886534e5e9b5d461f3733ed15dc55
[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" "6172727ad732064ada10efe85e72bc5811b886534e5e9b5d461f3733ed15dc55", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling psm v0.1.7
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling stacker v0.1.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]    Compiling pest_vm v2.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling console v0.10.0
[INFO] [stderr]    Compiling indicatif v0.11.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.50
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]    Compiling structopt v0.3.12
[INFO] [stderr]    Compiling bulk_examples_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "6172727ad732064ada10efe85e72bc5811b886534e5e9b5d461f3733ed15dc55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6172727ad732064ada10efe85e72bc5811b886534e5e9b5d461f3733ed15dc55", kill_on_drop: false }`
[INFO] [stdout] 6172727ad732064ada10efe85e72bc5811b886534e5e9b5d461f3733ed15dc55
[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] 76c8505cd5ec08001be6c5d2e4e8533a8b24c3f4d2dae6f591d74f923b12fe1b
[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" "76c8505cd5ec08001be6c5d2e4e8533a8b24c3f4d2dae6f591d74f923b12fe1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling bulk_examples_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.83s
[INFO] running `Command { std: "docker" "inspect" "76c8505cd5ec08001be6c5d2e4e8533a8b24c3f4d2dae6f591d74f923b12fe1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c8505cd5ec08001be6c5d2e4e8533a8b24c3f4d2dae6f591d74f923b12fe1b", kill_on_drop: false }`
[INFO] [stdout] 76c8505cd5ec08001be6c5d2e4e8533a8b24c3f4d2dae6f591d74f923b12fe1b
[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] [stdout] 8274b93bc81d610007c925cd0e75a677901f3753e79f15391cefbd9255269973
[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" "8274b93bc81d610007c925cd0e75a677901f3753e79f15391cefbd9255269973", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bulk_examples_generator-8d41ee622bc7b384
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test generator::test_only_ident_in_rules_2 ... ok
[INFO] [stdout] test generator::test_only_ident_in_rules ... ok
[INFO] [stdout] test generator::test_only_ident_in_rules_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bulk_examples_generator-2ae9d97a8104e93e
[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] [stderr]      Running /opt/rustwide/target/debug/deps/mod-ab3b358481f42587
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test pest_rules::at_least_n_repetitions ... ok
[INFO] [stdout] test test::char_range ... ok
[INFO] [stdout] test pest_rules::at_most_n_repetitions ... ok
[INFO] [stdout] test test::char_range_builtin_rules ... ok
[INFO] [stdout] test pest_rules::between_m_and_n_repetitions ... ok
[INFO] [stdout] test pest_rules::exactly_n_repetitions ... ok
[INFO] [stdout] test pest_rules::negation_ident ... ok
[INFO] [stdout] test pest_rules::negation_char ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bulk_examples_generator
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - parallel_generate_save_examples (line 211) ... ignored
[INFO] [stdout] test src/lib.rs - parallel_generate_examples (line 134) ... ok
[INFO] [stdout] test src/lib.rs - compile_grammar (line 43) ... ok
[INFO] [stdout] test src/lib.rs - parse_input (line 312) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8274b93bc81d610007c925cd0e75a677901f3753e79f15391cefbd9255269973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8274b93bc81d610007c925cd0e75a677901f3753e79f15391cefbd9255269973", kill_on_drop: false }`
[INFO] [stdout] 8274b93bc81d610007c925cd0e75a677901f3753e79f15391cefbd9255269973