[INFO] cloning repository https://github.com/tensor-programming/crawler_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tensor-programming/crawler_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftensor-programming%2Fcrawler_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftensor-programming%2Fcrawler_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77dc931198114c2bb7810569a66b6946999c56df
[INFO] testing tensor-programming/crawler_example against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftensor-programming%2Fcrawler_example" "/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/tensor-programming/crawler_example on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tensor-programming/crawler_example
[INFO] finished tweaking git repo https://github.com/tensor-programming/crawler_example
[INFO] tweaked toml for git repo https://github.com/tensor-programming/crawler_example written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tensor-programming/crawler_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 3cd10b3ea7a2ae633626fb74b1bc5e94dada3fcc186abb5b6a1a41e813e7d14e
[INFO] running `Command { std: "docker" "start" "-a" "3cd10b3ea7a2ae633626fb74b1bc5e94dada3fcc186abb5b6a1a41e813e7d14e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cd10b3ea7a2ae633626fb74b1bc5e94dada3fcc186abb5b6a1a41e813e7d14e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd10b3ea7a2ae633626fb74b1bc5e94dada3fcc186abb5b6a1a41e813e7d14e", kill_on_drop: false }`
[INFO] [stdout] 3cd10b3ea7a2ae633626fb74b1bc5e94dada3fcc186abb5b6a1a41e813e7d14e
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d4d67df60af0455b5fdd6f1b2ce65b9fcb17bf197770e39af92f7fcad1f5914
[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" "2d4d67df60af0455b5fdd6f1b2ce65b9fcb17bf197770e39af92f7fcad1f5914", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]    Compiling syn v1.0.11
[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 v1.0.3
[INFO] [stderr]    Compiling smallvec v1.0.0
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]    Compiling once_cell v1.2.0
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling curl-sys v0.4.24
[INFO] [stderr]    Compiling async-macros v2.0.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling async-task v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling sluice v0.4.2
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling async-std v1.2.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[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 v1.0.103
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling surf v1.0.3
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]    Compiling crawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `line_number`
[INFO] [stdout]   --> src/main.rs:24:47
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn process_token(&mut self, token: Token, line_number: u64) -> TokenSinkResult<Self::Handle> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "2d4d67df60af0455b5fdd6f1b2ce65b9fcb17bf197770e39af92f7fcad1f5914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4d67df60af0455b5fdd6f1b2ce65b9fcb17bf197770e39af92f7fcad1f5914", kill_on_drop: false }`
[INFO] [stdout] 2d4d67df60af0455b5fdd6f1b2ce65b9fcb17bf197770e39af92f7fcad1f5914
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 297ee7e503ee2bbd2cc2fe9a52acf79c04ee5952979e123871d89c4b9330766e
[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" "297ee7e503ee2bbd2cc2fe9a52acf79c04ee5952979e123871d89c4b9330766e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `line_number`
[INFO] [stdout]   --> src/main.rs:24:47
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn process_token(&mut self, token: Token, line_number: u64) -> TokenSinkResult<Self::Handle> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "297ee7e503ee2bbd2cc2fe9a52acf79c04ee5952979e123871d89c4b9330766e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297ee7e503ee2bbd2cc2fe9a52acf79c04ee5952979e123871d89c4b9330766e", kill_on_drop: false }`
[INFO] [stdout] 297ee7e503ee2bbd2cc2fe9a52acf79c04ee5952979e123871d89c4b9330766e
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] caa7920d8dcfc7a918a09ef54305d7e05e3e60120bccb08a5c36790f34927883
[INFO] running `Command { std: "docker" "start" "-a" "caa7920d8dcfc7a918a09ef54305d7e05e3e60120bccb08a5c36790f34927883", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `line_number`
[INFO] [stderr]   --> src/main.rs:24:47
[INFO] [stderr]    |
[INFO] [stderr] 24 |     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]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crawler-8d374e3c34b4313c
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "caa7920d8dcfc7a918a09ef54305d7e05e3e60120bccb08a5c36790f34927883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa7920d8dcfc7a918a09ef54305d7e05e3e60120bccb08a5c36790f34927883", kill_on_drop: false }`
[INFO] [stdout] caa7920d8dcfc7a918a09ef54305d7e05e3e60120bccb08a5c36790f34927883