[INFO] cloning repository https://github.com/neurocollective/rust-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neurocollective/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneurocollective%2Frust-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneurocollective%2Frust-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f657426f5ce010caf45ab0187c69dbbc494d59b4 [INFO] checking neurocollective/rust-examples against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneurocollective%2Frust-examples" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/neurocollective/rust-examples on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/neurocollective/rust-examples [INFO] finished tweaking git repo https://github.com/neurocollective/rust-examples [INFO] tweaked toml for git repo https://github.com/neurocollective/rust-examples written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/neurocollective/rust-examples already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", 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] d3965a1144dafdda3df987ae1a2206f3b7257757cb28a51f1cc7c64e6a29fdad [INFO] running `Command { std: "docker" "start" "-a" "d3965a1144dafdda3df987ae1a2206f3b7257757cb28a51f1cc7c64e6a29fdad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3965a1144dafdda3df987ae1a2206f3b7257757cb28a51f1cc7c64e6a29fdad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3965a1144dafdda3df987ae1a2206f3b7257757cb28a51f1cc7c64e6a29fdad", kill_on_drop: false }` [INFO] [stdout] d3965a1144dafdda3df987ae1a2206f3b7257757cb28a51f1cc7c64e6a29fdad [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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--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] 600f63771e07285fee1b1877c24b7fc03bd15e937637e191f4ddf72430262027 [INFO] running `Command { std: "docker" "start" "-a" "600f63771e07285fee1b1877c24b7fc03bd15e937637e191f4ddf72430262027", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Checking bytes v0.5.4 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking futures-sink v0.3.4 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking futures-task v0.3.4 [INFO] [stderr] Checking futures-io v0.3.4 [INFO] [stderr] Checking pin-project-lite v0.1.4 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling openssl v0.10.28 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Compiling encoding_rs v0.8.22 [INFO] [stderr] Checking dtoa v0.4.5 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking urlencoding v1.0.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking http v0.2.0 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling openssl-sys v0.9.54 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking headers v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.6 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tungstenite v0.10.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking multipart v0.16.1 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling pin-project-internal v0.4.8 [INFO] [stderr] Checking tokio v0.2.13 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Checking pin-project v0.4.8 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking tokio-tls v0.3.0 [INFO] [stderr] Checking h2 v0.2.2 [INFO] [stderr] Checking futures-executor v0.3.4 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Checking tokio-tungstenite v0.10.1 [INFO] [stderr] Checking hyper v0.13.3 [INFO] [stderr] Checking hyper-tls v0.4.1 [INFO] [stderr] Checking warp v0.2.2 [INFO] [stderr] Checking reqwest v0.10.4 [INFO] [stderr] Checking learn_you_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 40s [INFO] running `Command { std: "docker" "inspect" "600f63771e07285fee1b1877c24b7fc03bd15e937637e191f4ddf72430262027", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "600f63771e07285fee1b1877c24b7fc03bd15e937637e191f4ddf72430262027", kill_on_drop: false }` [INFO] [stdout] 600f63771e07285fee1b1877c24b7fc03bd15e937637e191f4ddf72430262027