[INFO] updating cached repository https://github.com/twick00/rust-async-crawler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9fd39f40dd729c58aba6292ecfe3b8c677415719
[INFO] testing twick00/rust-async-crawler against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwick00%2Frust-async-crawler" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twick00/rust-async-crawler on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/twick00/rust-async-crawler
[INFO] finished tweaking git repo https://github.com/twick00/rust-async-crawler
[INFO] tweaked toml for git repo https://github.com/twick00/rust-async-crawler written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/twick00/rust-async-crawler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a08cc3e70a6abdecec0b817b512b43efbf34f25760f107cc0e5852daae5771c
[INFO] running `"docker" "start" "-a" "8a08cc3e70a6abdecec0b817b512b43efbf34f25760f107cc0e5852daae5771c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling sluice v0.4.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling surf v1.0.3
[INFO] [stderr]    Compiling broadcaster v1.0.0
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]    Compiling crawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> src/main.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let output = match r.recv().await {
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_number`
[INFO] [stderr]   --> src/main.rs:21:47
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn process_token(&mut self, token: Token, line_number: u64) -> TokenSinkResult<Self::Handle> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     task::block_on(async { box_crawl(vec![url], s, 1, 1).await });
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `"docker" "inspect" "8a08cc3e70a6abdecec0b817b512b43efbf34f25760f107cc0e5852daae5771c"`
[INFO] running `"docker" "rm" "-f" "8a08cc3e70a6abdecec0b817b512b43efbf34f25760f107cc0e5852daae5771c"`
[INFO] [stdout] 8a08cc3e70a6abdecec0b817b512b43efbf34f25760f107cc0e5852daae5771c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ecb7c0fd8f06d640d162f55ccb2ba84e4162b0e3d1809ede4301a3955f9850dd
[INFO] running `"docker" "start" "-a" "ecb7c0fd8f06d640d162f55ccb2ba84e4162b0e3d1809ede4301a3955f9850dd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling crawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> src/main.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let output = match r.recv().await {
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_number`
[INFO] [stderr]   --> src/main.rs:21:47
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn process_token(&mut self, token: Token, line_number: u64) -> TokenSinkResult<Self::Handle> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     task::block_on(async { box_crawl(vec![url], s, 1, 1).await });
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "ecb7c0fd8f06d640d162f55ccb2ba84e4162b0e3d1809ede4301a3955f9850dd"`
[INFO] running `"docker" "rm" "-f" "ecb7c0fd8f06d640d162f55ccb2ba84e4162b0e3d1809ede4301a3955f9850dd"`
[INFO] [stdout] ecb7c0fd8f06d640d162f55ccb2ba84e4162b0e3d1809ede4301a3955f9850dd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 99115bb68609c9b9609500fc93b9ff252aa12326503082caef45efc4edfafeb3
[INFO] running `"docker" "start" "-a" "99115bb68609c9b9609500fc93b9ff252aa12326503082caef45efc4edfafeb3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> src/main.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let output = match r.recv().await {
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_number`
[INFO] [stderr]   --> src/main.rs:21:47
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn process_token(&mut self, token: Token, line_number: u64) -> TokenSinkResult<Self::Handle> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     task::block_on(async { box_crawl(vec![url], s, 1, 1).await });
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crawler-b9385cbb414a7fec
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "99115bb68609c9b9609500fc93b9ff252aa12326503082caef45efc4edfafeb3"`
[INFO] running `"docker" "rm" "-f" "99115bb68609c9b9609500fc93b9ff252aa12326503082caef45efc4edfafeb3"`
[INFO] [stdout] 99115bb68609c9b9609500fc93b9ff252aa12326503082caef45efc4edfafeb3