[INFO] cloning repository https://github.com/maxvinza/entropy_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxvinza/entropy_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxvinza%2Fentropy_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxvinza%2Fentropy_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b771ce86db03a0b93a7fc9e9b60fdd20042382b0
[INFO] checking maxvinza/entropy_generator against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxvinza%2Fentropy_generator" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxvinza/entropy_generator on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maxvinza/entropy_generator
[INFO] removed path dependency tsdb from git repo https://github.com/maxvinza/entropy_generator
[INFO] finished tweaking git repo https://github.com/maxvinza/entropy_generator
[INFO] tweaked toml for git repo https://github.com/maxvinza/entropy_generator written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/maxvinza/entropy_generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (tsdb) 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-8/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (tsdb) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sys-info v0.5.10
[INFO] [stderr]   Downloaded tsdb v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] d37bf01522194e2542f282aeff1c4564a27bc27bc9641b0000d8ef9299e5c448
[INFO] running `Command { std: "docker" "start" "-a" "d37bf01522194e2542f282aeff1c4564a27bc27bc9641b0000d8ef9299e5c448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d37bf01522194e2542f282aeff1c4564a27bc27bc9641b0000d8ef9299e5c448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37bf01522194e2542f282aeff1c4564a27bc27bc9641b0000d8ef9299e5c448", kill_on_drop: false }`
[INFO] [stdout] d37bf01522194e2542f282aeff1c4564a27bc27bc9641b0000d8ef9299e5c448
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2404f39b537c0d61af32f64d530aa179375d109ab56eae9a9de72786abe62a69
[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" "2404f39b537c0d61af32f64d530aa179375d109ab56eae9a9de72786abe62a69", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (tsdb) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking tsdb v0.1.0
[INFO] [stderr]    Compiling sys-info v0.5.10
[INFO] [stderr]     Checking entropy_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `tsdb::RRDB`, `tsdb::Object`, `tsdb::Parameter`, `tsdb::ReportId`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     RRDB,
[INFO] [stdout]    |     ^^^^ no `RRDB` in the root
[INFO] [stdout] 13 |     Object,
[INFO] [stdout]    |     ^^^^^^ no `Object` in the root
[INFO] [stdout] 14 |     Parameter,
[INFO] [stdout]    |     ^^^^^^^^^ no `Parameter` in the root
[INFO] [stdout] 15 |     ReportId,
[INFO] [stdout]    |     ^^^^^^^^ no `ReportId` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `tsdb::RRDB`, `tsdb::Object`, `tsdb::Parameter`, `tsdb::ReportId`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     RRDB,
[INFO] [stdout]    |     ^^^^ no `RRDB` in the root
[INFO] [stdout] 13 |     Object,
[INFO] [stdout]    |     ^^^^^^ no `Object` in the root
[INFO] [stdout] 14 |     Parameter,
[INFO] [stdout]    |     ^^^^^^^^^ no `Parameter` in the root
[INFO] [stdout] 15 |     ReportId,
[INFO] [stdout]    |     ^^^^^^^^ no `ReportId` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0689]: can't call method `floor` on ambiguous numeric type `{float}`
[INFO] [stdout]    --> src/main.rs:117:61
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let data: i64 = (100.0 * (x1.cos() + x2.sin())).floor() as i64 + mem.free as i64;
[INFO] [stdout]     |                                                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0689]: can't call method `floor` on ambiguous numeric type `{float}`
[INFO] [stdout]    --> src/main.rs:117:61
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let data: i64 = (100.0 * (x1.cos() + x2.sin())).floor() as i64 + mem.free as i64;
[INFO] [stdout]     |                                                             ^^^^^
[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, E0689.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0689.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `entropy_generator`
[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 `Command { std: "docker" "inspect" "2404f39b537c0d61af32f64d530aa179375d109ab56eae9a9de72786abe62a69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2404f39b537c0d61af32f64d530aa179375d109ab56eae9a9de72786abe62a69", kill_on_drop: false }`
[INFO] [stdout] 2404f39b537c0d61af32f64d530aa179375d109ab56eae9a9de72786abe62a69