[INFO] cloning repository https://github.com/tclaus/web_crawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tclaus/web_crawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftclaus%2Fweb_crawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftclaus%2Fweb_crawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c3bb46a1a6f987b95c8fca6ef47bec3c84742dc
[INFO] checking tclaus/web_crawler against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftclaus%2Fweb_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/tclaus/web_crawler on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tclaus/web_crawler
[INFO] removed path dependency robots_txt from git repo https://github.com/tclaus/web_crawler
[INFO] finished tweaking git repo https://github.com/tclaus/web_crawler
[INFO] tweaked toml for git repo https://github.com/tclaus/web_crawler written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tclaus/web_crawler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (robots_txt) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (robots_txt) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fluent_builder v0.6.0
[INFO] [stderr]   Downloaded geohash v0.9.0
[INFO] [stderr]   Downloaded elastic_derive v0.21.0-pre.5
[INFO] [stderr]   Downloaded bloom v0.3.2
[INFO] [stderr]   Downloaded elastic v0.21.0-pre.5
[INFO] [stderr]   Downloaded robots_txt v0.7.0
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01b037b1fada095c3b01241588b221fb427f7aa86d25f07a156c12448c5044ec
[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" "01b037b1fada095c3b01241588b221fb427f7aa86d25f07a156c12448c5044ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01b037b1fada095c3b01241588b221fb427f7aa86d25f07a156c12448c5044ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b037b1fada095c3b01241588b221fb427f7aa86d25f07a156c12448c5044ec", kill_on_drop: false }`
[INFO] [stdout] 01b037b1fada095c3b01241588b221fb427f7aa86d25f07a156c12448c5044ec
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcc6d3e9ff254fd882a6ee3cc2bcf2c7accc294dd3945477bca998b873b671d3
[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" "bcc6d3e9ff254fd882a6ee3cc2bcf2c7accc294dd3945477bca998b873b671d3", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (robots_txt) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking fluent_builder v0.6.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking md5 v0.7.0
[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]     Checking try_from v0.3.2
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking bloom v0.3.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.24
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking unicase v2.6.0
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking robots_txt v0.7.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rstar v0.2.0
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking geo-types v0.4.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking postgres-shared v0.4.2
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[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 tokio v0.1.22
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking hyper-native-tls v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking geo v0.12.2
[INFO] [stderr]     Checking geohash v0.9.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking geojson v0.16.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]    Compiling elastic_derive v0.21.0-pre.5
[INFO] [stderr]     Checking elastic v0.21.0-pre.5
[INFO] [stderr]     Checking select v0.4.3
[INFO] [stderr]     Checking web_crawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `robots_txt::SimpleMatcher`
[INFO] [stdout]  --> src/web_crawler/robots.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use robots_txt::SimpleMatcher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ no `SimpleMatcher` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `robots_txt::SimpleMatcher`
[INFO] [stdout]  --> src/web_crawler/robots.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use robots_txt::SimpleMatcher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ no `SimpleMatcher` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `web_crawler::robots::robots_txt::Robots<'_>` in the current scope
[INFO] [stdout]  --> src/web_crawler/robots.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let robots = Robots::from_str(robot_value);
[INFO] [stdout]   |                          ^^^^^^^^ function or associated item not found in `web_crawler::robots::robots_txt::Robots<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `web_crawler::robots::robots_txt::Robots<'_>` in the current scope
[INFO] [stdout]  --> src/web_crawler/robots.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let robots = Robots::from_str(robot_value);
[INFO] [stdout]   |                          ^^^^^^^^ function or associated item not found in `web_crawler::robots::robots_txt::Robots<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `web_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: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bcc6d3e9ff254fd882a6ee3cc2bcf2c7accc294dd3945477bca998b873b671d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc6d3e9ff254fd882a6ee3cc2bcf2c7accc294dd3945477bca998b873b671d3", kill_on_drop: false }`
[INFO] [stdout] bcc6d3e9ff254fd882a6ee3cc2bcf2c7accc294dd3945477bca998b873b671d3