[INFO] fetching crate tree-buf 0.7.0...
[INFO] checking tree-buf-0.7.0 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate tree-buf 0.7.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tree-buf 0.7.0 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tree-buf 0.7.0
[INFO] finished tweaking crates.io crate tree-buf 0.7.0
[INFO] tweaked toml for crates.io crate tree-buf 0.7.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-buf-macros v0.7.0
[INFO] [stderr]   Downloaded gibbon v0.1.3
[INFO] [stderr]   Downloaded simple-16 v0.1.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "+4662032ab74cd44d423120d08d251dfead4914a0" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 322a928100c519b057b72492eeef5d23aa99a367fa5aae3478638198d6ee22f3
[INFO] running `"docker" "start" "-a" "322a928100c519b057b72492eeef5d23aa99a367fa5aae3478638198d6ee22f3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking gibbon v0.1.3
[INFO] [stderr]     Checking simple-16 v0.1.0
[INFO] [stderr]     Checking oorandom v11.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling tree-buf-macros v0.7.0
[INFO] [stderr]     Checking tree-buf v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `gibbon::DoubleStream`
[INFO] [stderr]    --> src/internal/types/float.rs:263:41
[INFO] [stderr]     |
[INFO] [stderr] 263 |     use gibbon::{vec_stream::VecWriter, DoubleStream};
[INFO] [stderr]     |                                         ^^^^^^^^^^^^
[INFO] [stderr]     |                                         |
[INFO] [stderr]     |                                         no `DoubleStream` in the root
[INFO] [stderr]     |                                         help: a similar name exists in the module: `double_stream`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `tree-buf`.
[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] [stderr] error: build failed
[INFO] running `"docker" "inspect" "322a928100c519b057b72492eeef5d23aa99a367fa5aae3478638198d6ee22f3"`
[INFO] running `"docker" "rm" "-f" "322a928100c519b057b72492eeef5d23aa99a367fa5aae3478638198d6ee22f3"`
[INFO] [stdout] 322a928100c519b057b72492eeef5d23aa99a367fa5aae3478638198d6ee22f3