[INFO] cloning repository https://github.com/Plesoun/rust_crawler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Plesoun/rust_crawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlesoun%2Frust_crawler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlesoun%2Frust_crawler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0b14be6338cebe175e2c3adfb58db9644db0d848 [INFO] checking Plesoun/rust_crawler against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlesoun%2Frust_crawler" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Plesoun/rust_crawler 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/Plesoun/rust_crawler [INFO] finished tweaking git repo https://github.com/Plesoun/rust_crawler [INFO] tweaked toml for git repo https://github.com/Plesoun/rust_crawler written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/Plesoun/rust_crawler 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sluice v0.4.2 [INFO] [stderr] Downloaded surf v1.0.3 [INFO] [stderr] Downloaded concurrent-queue v1.1.1 [INFO] [stderr] Downloaded async-task v3.0.0 [INFO] [stderr] Downloaded parking v1.0.4 [INFO] [stderr] Downloaded kv-log-macro v1.0.7 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.64 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.64 [INFO] [stderr] Downloaded cache-padded v1.1.1 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.64 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.3.27 [INFO] [stderr] Downloaded smol v0.1.18 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.64 [INFO] [stderr] Downloaded curl v0.4.30 [INFO] [stderr] Downloaded js-sys v0.3.41 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.14 [INFO] [stderr] Downloaded wasm-bindgen v0.2.64 [INFO] [stderr] Downloaded curl-sys v0.4.32+curl-7.70.0 [INFO] [stderr] Downloaded isahc v0.7.6 [INFO] [stderr] Downloaded libnghttp2-sys v0.1.4+1.41.0 [INFO] [stderr] Downloaded web-sys v0.3.41 [INFO] [stderr] Downloaded blocking v0.4.6 [INFO] [stderr] Downloaded waker-fn v1.0.0 [INFO] [stderr] Downloaded cc v1.0.57 [INFO] [stderr] Downloaded fastrand v1.3.3 [INFO] [stderr] Downloaded wepoll-sys-stjepang v1.0.6 [INFO] [stderr] Downloaded async-std v1.6.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 1c8621821301076575b12041c23a8243c134c46930808f333dbd7be216fb5dcf [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" "1c8621821301076575b12041c23a8243c134c46930808f333dbd7be216fb5dcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c8621821301076575b12041c23a8243c134c46930808f333dbd7be216fb5dcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c8621821301076575b12041c23a8243c134c46930808f333dbd7be216fb5dcf", kill_on_drop: false }` [INFO] [stdout] 1c8621821301076575b12041c23a8243c134c46930808f333dbd7be216fb5dcf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 3936943c4c239d132274d0f065c0fcfc2c9ea881b0376086447fbbebe36bf0af [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" "3936943c4c239d132274d0f065c0fcfc2c9ea881b0376086447fbbebe36bf0af", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling cc v1.0.57 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Checking tinyvec v0.3.3 [INFO] [stderr] Compiling curl v0.4.30 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking waker-fn v1.0.0 [INFO] [stderr] Compiling isahc v0.7.6 [INFO] [stderr] Checking parking v1.0.4 [INFO] [stderr] Checking async-task v3.0.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking concurrent-queue v1.1.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking sluice v0.4.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling libnghttp2-sys v0.1.4+1.41.0 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling curl-sys v0.4.32+curl-7.70.0 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.1 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.19 [INFO] [stderr] Checking string_cache v0.8.0 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling html5ever v0.25.1 [INFO] [stderr] Checking surf v1.0.3 [INFO] [stderr] Checking pin-project v0.4.22 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Compiling markup5ever v0.10.0 [INFO] [stderr] Checking blocking v0.4.6 [INFO] [stderr] Checking smol v0.1.18 [INFO] [stderr] Checking async-std v1.6.2 [INFO] [stderr] Checking crawler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `return` [INFO] [stdout] --> src/main.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 41 | ... println!("Available flags: use -u to select url to crawl, use -h or -help to get this help message, use -d to specify depth (int) of the search") [INFO] [stdout] | - expected one of `.`, `;`, `?`, `}`, or an operator [INFO] [stdout] 42 | ... return Err("help"); [INFO] [stdout] | ^^^^^^ unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected expression, found `}` [INFO] [stdout] --> src/main.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | } [INFO] [stdout] | ^ expected expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `return` [INFO] [stdout] --> src/main.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 41 | ... println!("Available flags: use -u to select url to crawl, use -h or -help to get this help message, use -d to specify depth (int) of the search") [INFO] [stdout] | - expected one of `.`, `;`, `?`, `}`, or an operator [INFO] [stdout] 42 | ... return Err("help"); [INFO] [stdout] | ^^^^^^ unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected expression, found `}` [INFO] [stdout] --> src/main.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | } [INFO] [stdout] | ^ expected expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | if flag.contains("-h") || flag.contains("-help") && args.len() == 2 [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:39:35 [INFO] [stdout] | [INFO] [stdout] 39 | if flag.contains("-h") || flag.contains("-help") && args.len() == 2 [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:44:17 [INFO] [stdout] | [INFO] [stdout] 44 | else if flag.contains("-h") || flag.contains("-help") [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:44:40 [INFO] [stdout] | [INFO] [stdout] 44 | else if flag.contains("-h") || flag.contains("-help") [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | else if flag.contains("-u") [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | if flag.contains("-h") || flag.contains("-help") && args.len() == 2 [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:39:35 [INFO] [stdout] | [INFO] [stdout] 39 | if flag.contains("-h") || flag.contains("-help") && args.len() == 2 [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:44:17 [INFO] [stdout] | [INFO] [stdout] 44 | else if flag.contains("-h") || flag.contains("-help") [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:44:40 [INFO] [stdout] | [INFO] [stdout] 44 | else if flag.contains("-h") || flag.contains("-help") [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `flag` in this scope [INFO] [stdout] --> src/main.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | else if flag.contains("-u") [INFO] [stdout] | ^^^^ a field by this name exists in `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:48:14 [INFO] [stdout] | [INFO] [stdout] 48 | else if flag.contains("-u") [INFO] [stdout] | ______________^ [INFO] [stdout] 49 | | { [INFO] [stdout] 50 | | let url = [INFO] [stdout] 51 | | } [INFO] [stdout] | |_________^ expected enum `std::result::Result`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `std::result::Result` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0425. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `crawler` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:48:14 [INFO] [stdout] | [INFO] [stdout] 48 | else if flag.contains("-u") [INFO] [stdout] | ______________^ [INFO] [stdout] 49 | | { [INFO] [stdout] 50 | | let url = [INFO] [stdout] 51 | | } [INFO] [stdout] | |_________^ expected enum `std::result::Result`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `std::result::Result` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0425. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3936943c4c239d132274d0f065c0fcfc2c9ea881b0376086447fbbebe36bf0af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3936943c4c239d132274d0f065c0fcfc2c9ea881b0376086447fbbebe36bf0af", kill_on_drop: false }` [INFO] [stdout] 3936943c4c239d132274d0f065c0fcfc2c9ea881b0376086447fbbebe36bf0af