[INFO] cloning repository https://github.com/pako8128/webscraper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pako8128/webscraper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpako8128%2Fwebscraper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpako8128%2Fwebscraper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7933080d77efcd9446da7819d2c747f43cb7808d [INFO] checking pako8128/webscraper against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpako8128%2Fwebscraper" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pako8128/webscraper on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pako8128/webscraper [INFO] finished tweaking git repo https://github.com/pako8128/webscraper [INFO] tweaked toml for git repo https://github.com/pako8128/webscraper written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/pako8128/webscraper already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 79733131e7e3f47e8b589a55c117c727ee273bb36f91a66445bd1f03aca87dc1 [INFO] running `Command { std: "docker" "start" "-a" "79733131e7e3f47e8b589a55c117c727ee273bb36f91a66445bd1f03aca87dc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "79733131e7e3f47e8b589a55c117c727ee273bb36f91a66445bd1f03aca87dc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79733131e7e3f47e8b589a55c117c727ee273bb36f91a66445bd1f03aca87dc1", kill_on_drop: false }` [INFO] [stdout] 79733131e7e3f47e8b589a55c117c727ee273bb36f91a66445bd1f03aca87dc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88a334f61f9ea1f6a180d645a031b5b12bc28f3e49dfc69327c96b80f7c7145e [INFO] running `Command { std: "docker" "start" "-a" "88a334f61f9ea1f6a180d645a031b5b12bc28f3e49dfc69327c96b80f7c7145e", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking futures v0.1.23 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking log v0.4.4 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking itoa v0.4.2 [INFO] [stderr] Compiling httparse v1.3.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking indexmap v1.0.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking http v0.1.10 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking tokio-executor v0.1.4 [INFO] [stderr] Checking tokio-io v0.1.8 [INFO] [stderr] Checking mio-uds v0.6.6 [INFO] [stderr] Checking tokio-timer v0.2.6 [INFO] [stderr] Checking tokio-current-thread v0.1.1 [INFO] [stderr] Checking parking_lot v0.6.3 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking tokio-reactor v0.1.4 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking tokio-threadpool v0.1.6 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.1 [INFO] [stderr] Checking tokio-uds v0.2.1 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio v0.1.8 [INFO] [stderr] Checking h2 v0.1.12 [INFO] [stderr] Checking hyper v0.12.8 [INFO] [stderr] Checking webscraper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: captured variable cannot escape `FnMut` closure body [INFO] [stdout] --> src/main.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 73 | let client = Client::new(); [INFO] [stdout] | ------ variable defined here [INFO] [stdout] 74 | [INFO] [stdout] 75 | stream::iter_ok(urls).for_each(move |url| { [INFO] [stdout] | - inferred to be a `FnMut` closure [INFO] [stdout] ... [INFO] [stdout] 78 | fetch_url(url, &client, output) [INFO] [stdout] | ^^^^^^^^^^^^^^^^------^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | variable captured here [INFO] [stdout] | returns a closure that contains a reference to a captured variable, which then escapes the closure body [INFO] [stdout] | [INFO] [stdout] = note: `FnMut` closures only have access to their captured variables while they are executing... [INFO] [stdout] = note: ...therefore, they cannot allow references to captured variables to escape [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: captured variable cannot escape `FnMut` closure body [INFO] [stdout] --> src/main.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 73 | let client = Client::new(); [INFO] [stdout] | ------ variable defined here [INFO] [stdout] 74 | [INFO] [stdout] 75 | stream::iter_ok(urls).for_each(move |url| { [INFO] [stdout] | - inferred to be a `FnMut` closure [INFO] [stdout] ... [INFO] [stdout] 78 | fetch_url(url, &client, output) [INFO] [stdout] | ^^^^^^^^^^^^^^^^------^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | variable captured here [INFO] [stdout] | returns a closure that contains a reference to a captured variable, which then escapes the closure body [INFO] [stdout] | [INFO] [stdout] = note: `FnMut` closures only have access to their captured variables while they are executing... [INFO] [stdout] = note: ...therefore, they cannot allow references to captured variables to escape [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `webscraper` (bin "webscraper" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `webscraper` (bin "webscraper") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "88a334f61f9ea1f6a180d645a031b5b12bc28f3e49dfc69327c96b80f7c7145e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88a334f61f9ea1f6a180d645a031b5b12bc28f3e49dfc69327c96b80f7c7145e", kill_on_drop: false }` [INFO] [stdout] 88a334f61f9ea1f6a180d645a031b5b12bc28f3e49dfc69327c96b80f7c7145e