[INFO] fetching crate qurl 0.2.0...
[INFO] testing qurl-0.2.0 against beta-2021-09-12 for beta-1.56-2
[INFO] extracting crate qurl 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate qurl 0.2.0 on toolchain beta-2021-09-12
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qurl 0.2.0
[INFO] finished tweaking crates.io crate qurl 0.2.0
[INFO] tweaked toml for crates.io crate qurl 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate qurl 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dc24429bad27e75947134e8d1460f3f181b503b1381d94710df23813a52eca2
[INFO] running `Command { std: "docker" "start" "-a" "6dc24429bad27e75947134e8d1460f3f181b503b1381d94710df23813a52eca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dc24429bad27e75947134e8d1460f3f181b503b1381d94710df23813a52eca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc24429bad27e75947134e8d1460f3f181b503b1381d94710df23813a52eca2", kill_on_drop: false }`
[INFO] [stdout] 6dc24429bad27e75947134e8d1460f3f181b503b1381d94710df23813a52eca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-12" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 560b0ab19e960ae4c6390b892c9aa2f1836415b4f415bf1b34e0b1d056c3af4c
[INFO] running `Command { std: "docker" "start" "-a" "560b0ab19e960ae4c6390b892c9aa2f1836415b4f415bf1b34e0b1d056c3af4c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling net2 v0.2.36
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling tokio v0.2.23
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.9
[INFO] [stderr]    Compiling qurl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.95s
[INFO] running `Command { std: "docker" "inspect" "560b0ab19e960ae4c6390b892c9aa2f1836415b4f415bf1b34e0b1d056c3af4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "560b0ab19e960ae4c6390b892c9aa2f1836415b4f415bf1b34e0b1d056c3af4c", kill_on_drop: false }`
[INFO] [stdout] 560b0ab19e960ae4c6390b892c9aa2f1836415b4f415bf1b34e0b1d056c3af4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-12" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8697a2663e2a2aa2dc0654dbde09c58c2ec9750a609463832d20d0ca3d779622
[INFO] running `Command { std: "docker" "start" "-a" "8697a2663e2a2aa2dc0654dbde09c58c2ec9750a609463832d20d0ca3d779622", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling lalrpop-util v0.19.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling isahc v0.9.13
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling levenshtein v1.0.4
[INFO] [stderr]    Compiling fragile v1.0.0
[INFO] [stderr]    Compiling downcast v0.10.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.5+1.42.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling spinning_top v0.2.2
[INFO] [stderr]    Compiling sluice v0.5.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling mockall_derive v0.8.3
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling flume v0.9.2
[INFO] [stderr]    Compiling assert-json-diff v1.1.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling serde_regex v1.1.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling predicates v1.0.5
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-std v1.7.0
[INFO] [stderr]    Compiling mockall v0.8.3
[INFO] [stderr]    Compiling assert_cmd v1.0.2
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.19.1/src/message/horiz.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |             .intersperse(self.separate)
[INFO] [stdout]    |              ^^^^^^^^^^^ multiple `intersperse` found
[INFO] [stdout]    |
[INFO] [stdout]    = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `std::iter::Map<I, F>`
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `Itertools` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]    |
[INFO] [stdout] 19 ~         Iterator::intersperse(self.items
[INFO] [stdout] 20 +             .iter()
[INFO] [stdout] 21 +             .map(|c| c.min_width()), self.separate)
[INFO] [stdout]    |
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]    |
[INFO] [stdout] 19 ~         Itertools::intersperse(self.items
[INFO] [stdout] 20 +             .iter()
[INFO] [stdout] 21 +             .map(|c| c.min_width()), self.separate)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lalrpop` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8697a2663e2a2aa2dc0654dbde09c58c2ec9750a609463832d20d0ca3d779622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8697a2663e2a2aa2dc0654dbde09c58c2ec9750a609463832d20d0ca3d779622", kill_on_drop: false }`
[INFO] [stdout] 8697a2663e2a2aa2dc0654dbde09c58c2ec9750a609463832d20d0ca3d779622