[INFO] cloning repository https://github.com/smallswan/rust-by-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smallswan/rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmallswan%2Frust-by-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmallswan%2Frust-by-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 647f3a6e3437b9bc75a1714f26e24fbb0c2bfb32 [INFO] testing smallswan/rust-by-example against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmallswan%2Frust-by-example" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/smallswan/rust-by-example 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 git repo https://github.com/smallswan/rust-by-example [INFO] finished tweaking git repo https://github.com/smallswan/rust-by-example [INFO] tweaked toml for git repo https://github.com/smallswan/rust-by-example written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/smallswan/rust-by-example 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ced1fce9d64a913c9822da120c7d1e7b7ca2b09edc6a3e4a4a9392ec34b8eefc [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" "ced1fce9d64a913c9822da120c7d1e7b7ca2b09edc6a3e4a4a9392ec34b8eefc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ced1fce9d64a913c9822da120c7d1e7b7ca2b09edc6a3e4a4a9392ec34b8eefc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ced1fce9d64a913c9822da120c7d1e7b7ca2b09edc6a3e4a4a9392ec34b8eefc", kill_on_drop: false }` [INFO] [stdout] ced1fce9d64a913c9822da120c7d1e7b7ca2b09edc6a3e4a4a9392ec34b8eefc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6a427f6662bb02898f434f4fa7f9349d6bb3aea343ce63827ccaccb3f2a0b21c [INFO] running `Command { std: "docker" "start" "-a" "6a427f6662bb02898f434f4fa7f9349d6bb3aea343ce63827ccaccb3f2a0b21c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling checked_int_cast v1.0.0 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling bytemuck v1.2.0 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling deflate v0.8.4 [INFO] [stderr] Compiling tiff v0.4.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling png v0.16.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling image v0.22.5 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling qrcode v0.11.2 [INFO] [stderr] Compiling jpeg-decoder v0.1.19 [INFO] [stderr] Compiling image v0.23.4 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling serde_json v1.0.50 [INFO] [stderr] Compiling rust_by_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 00s [INFO] running `Command { std: "docker" "inspect" "6a427f6662bb02898f434f4fa7f9349d6bb3aea343ce63827ccaccb3f2a0b21c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a427f6662bb02898f434f4fa7f9349d6bb3aea343ce63827ccaccb3f2a0b21c", kill_on_drop: false }` [INFO] [stdout] 6a427f6662bb02898f434f4fa7f9349d6bb3aea343ce63827ccaccb3f2a0b21c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 976c9be7e6c06a3167d2980a7ff226dca6b8e2b3eaca1a79f68232dddd1b738d [INFO] running `Command { std: "docker" "start" "-a" "976c9be7e6c06a3167d2980a7ff226dca6b8e2b3eaca1a79f68232dddd1b738d", kill_on_drop: false }` [INFO] [stderr] Compiling rust_by_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.61s [INFO] running `Command { std: "docker" "inspect" "976c9be7e6c06a3167d2980a7ff226dca6b8e2b3eaca1a79f68232dddd1b738d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "976c9be7e6c06a3167d2980a7ff226dca6b8e2b3eaca1a79f68232dddd1b738d", kill_on_drop: false }` [INFO] [stdout] 976c9be7e6c06a3167d2980a7ff226dca6b8e2b3eaca1a79f68232dddd1b738d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a7258880826f4868a2709c7aaea725ded21fe6533da56529c021c658bf0f8c0e [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" "a7258880826f4868a2709c7aaea725ded21fe6533da56529c021c658bf0f8c0e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.50s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_by_example-459697149a1cd2fe [INFO] [stdout] running 16 tests [INFO] [stdout] test tests::demo_box ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::leaf_node ... ok [INFO] [stdout] test tests::os_test ... ok [INFO] [stdout] test tests::rc_demo ... ok [INFO] [stdout] test tests::for_iterator ... ok [INFO] [stdout] test tests::rc ... ok [INFO] [stdout] test tests::hof ... ok [INFO] [stdout] test tests::drop_trait_demo ... ok [INFO] [stdout] test tests::return_result ... ok [INFO] [stdout] test tests::rc_rcfcell ... ok [INFO] [stdout] test tests::it_sends_an_over_75_percent_warning_message ... ok [INFO] [stdout] test tests::reference_cycles ... ok [INFO] [stdout] test tests::read_file_lines ... ok [INFO] [stdout] test tests::another ... ok [INFO] [stdout] test tests::qrcode_image ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_by_example-96ab0c066bdd9172 [INFO] [stdout] [INFO] [stdout] running 25 tests [INFO] [stdout] test dfa::set_iter ... ok [INFO] [stdout] test asyncprogram::demo ... ok [INFO] [stdout] test secret::alipay_sign ... ok [INFO] [stdout] test secret::rust_analyzer_demo ... ok [INFO] [stdout] test serializing::attr_flatten ... ok [INFO] [stdout] test dfa::read_file ... ok [INFO] [stdout] test serializing::ser_de_demo ... ok [INFO] [stdout] test random::tests::first_demo ... ok [INFO] [stdout] test dfa::sub_str ... ok [INFO] [stdout] test serializing::json_file ... ok [INFO] [stdout] test serializing::three_ways_use_json ... ok [INFO] [stdout] test serializing::generic_type ... ok [INFO] [stdout] test serializing::marco_json_demo ... ok [INFO] [stdout] test easyrust::collections_std ... ok [INFO] [stdout] test smartpointer::arc_demo ... ok [INFO] [stdout] test closures::iter_adaptors ... ok [INFO] [stdout] test validators::tests::identifiers_test ... ok [INFO] [stdout] test secret::rust_crypt ... ok [INFO] [stdout] test easyrust::helpful_methods_for_iterators_and_closure ... ok [INFO] [stdout] test validators::tests::id_cards_test ... ok [INFO] [stdout] test validators::tests::money_test ... ok [INFO] [stdout] test random::tests::rand_demo2 ... ok [INFO] [stdout] test validators::tests::regex_demo ... ok [INFO] [stdout] test snowflake::elapse_test ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/integration_test-d0949d11260cc3b1 [INFO] [stdout] test closures::closure_demo ... ok [INFO] [stderr] Doc-tests rust_by_example [INFO] [stdout] [INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test sensitive_word ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - div (line 451) ... ok [INFO] [stdout] test src/lib.rs - div (line 442) ... ok [INFO] [stdout] test src/lib.rs - add (line 428) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a7258880826f4868a2709c7aaea725ded21fe6533da56529c021c658bf0f8c0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7258880826f4868a2709c7aaea725ded21fe6533da56529c021c658bf0f8c0e", kill_on_drop: false }` [INFO] [stdout] a7258880826f4868a2709c7aaea725ded21fe6533da56529c021c658bf0f8c0e