[INFO] cloning repository https://github.com/reaandrew/rust-free-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reaandrew/rust-free-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freaandrew%2Frust-free-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freaandrew%2Frust-free-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9dad7626bab33f8b8bd73f0becdabcae37d7fa6
[INFO] checking reaandrew/rust-free-proxy against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freaandrew%2Frust-free-proxy" "/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/reaandrew/rust-free-proxy on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reaandrew/rust-free-proxy
[INFO] finished tweaking git repo https://github.com/reaandrew/rust-free-proxy
[INFO] tweaked toml for git repo https://github.com/reaandrew/rust-free-proxy written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/reaandrew/rust-free-proxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 49015923a2d4b6cd24ff4107b62c31e8a88970dcd1f2526a2bf63cb6a9dc427d
[INFO] running `Command { std: "docker" "start" "-a" "49015923a2d4b6cd24ff4107b62c31e8a88970dcd1f2526a2bf63cb6a9dc427d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49015923a2d4b6cd24ff4107b62c31e8a88970dcd1f2526a2bf63cb6a9dc427d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49015923a2d4b6cd24ff4107b62c31e8a88970dcd1f2526a2bf63cb6a9dc427d", kill_on_drop: false }`
[INFO] [stdout] 49015923a2d4b6cd24ff4107b62c31e8a88970dcd1f2526a2bf63cb6a9dc427d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a19e94a60d2a6f5392bdeabb5f1748e9bebed472e1318cf55986330472bed42
[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" "3a19e94a60d2a6f5392bdeabb5f1748e9bebed472e1318cf55986330472bed42", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[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 tokio v1.6.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.3
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking soup v0.5.1
[INFO] [stderr]     Checking racing-data v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: the method `filter` exists for struct `QueryBuilder<'_, soup::find::TagQuery<&str>, soup::find::QueryWrapper<'_, (), ()>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/main.rs:26:10
[INFO] [stdout]     |
[INFO] [stdout] 26  |         .filter(|tag| return
[INFO] [stdout]     |          ^^^^^^ method cannot be called on `QueryBuilder<'_, soup::find::TagQuery<&str>, soup::find::QueryWrapper<'_, (), ()>>` due to unsatisfied trait bounds
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/soup-0.5.1/src/find.rs:177:1
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub struct QueryBuilder<'a, T: Query + 'a = (), U: Query + 'a = ()> {
[INFO] [stdout]     | ------------------------------------------------------------------- doesn't satisfy `_: Iterator`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `QueryBuilder<'_, soup::find::TagQuery<&str>, soup::find::QueryWrapper<'_, (), ()>>: Iterator`
[INFO] [stdout]             which is required by `&mut QueryBuilder<'_, soup::find::TagQuery<&str>, soup::find::QueryWrapper<'_, (), ()>>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NodeExt`
[INFO] [stdout]  --> src/main.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use soup::{Soup, QueryBuilderExt, NodeExt};
[INFO] [stdout]   |                                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `racing-data` due to 2 previous errors; 1 warning emitted
[INFO] [stdout] error[E0599]: the method `filter` exists for struct `QueryBuilder<'_, soup::find::TagQuery<&str>, soup::find::QueryWrapper<'_, (), ()>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/main.rs:26:10
[INFO] [stdout]     |
[INFO] [stdout] 26  |         .filter(|tag| return
[INFO] [stdout]     |          ^^^^^^ method cannot be called on `QueryBuilder<'_, soup::find::TagQuery<&str>, soup::find::QueryWrapper<'_, (), ()>>` due to unsatisfied trait bounds
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/soup-0.5.1/src/find.rs:177:1
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub struct QueryBuilder<'a, T: Query + 'a = (), U: Query + 'a = ()> {
[INFO] [stdout]     | ------------------------------------------------------------------- doesn't satisfy `_: Iterator`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `QueryBuilder<'_, soup::find::TagQuery<&str>, soup::find::QueryWrapper<'_, (), ()>>: Iterator`
[INFO] [stdout]             which is required by `&mut QueryBuilder<'_, soup::find::TagQuery<&str>, soup::find::QueryWrapper<'_, (), ()>>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `NodeExt`
[INFO] [stdout]  --> src/main.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use soup::{Soup, QueryBuilderExt, NodeExt};
[INFO] [stdout]   |                                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3a19e94a60d2a6f5392bdeabb5f1748e9bebed472e1318cf55986330472bed42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a19e94a60d2a6f5392bdeabb5f1748e9bebed472e1318cf55986330472bed42", kill_on_drop: false }`
[INFO] [stdout] 3a19e94a60d2a6f5392bdeabb5f1748e9bebed472e1318cf55986330472bed42
