[INFO] updating cached repository https://github.com/cfcosta/poller
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c645dc3ffc65237afd41c723aee27ff445b02f12
[INFO] checking cfcosta/poller against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfcosta%2Fpoller" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/cfcosta/poller on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cfcosta/poller
[INFO] finished tweaking git repo https://github.com/cfcosta/poller
[INFO] tweaked toml for git repo https://github.com/cfcosta/poller written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/cfcosta/poller already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 626b37970c4fca7bc2047abc0a60bfa4686ac6505620ffa3b5e2870fd9af42cb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "626b37970c4fca7bc2047abc0a60bfa4686ac6505620ffa3b5e2870fd9af42cb"`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr] error[E0606]: casting `f64` as `isize` is invalid
[INFO] [stderr]    --> /opt/rustwide/workdir/vendor/dtoa/src/diyfp.rs:243:17
[INFO] [stderr]     |
[INFO] [stderr] 243 |       let mut k = dk as isize;
[INFO] [stderr]     |                   ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/workdir/vendor/dtoa/src/lib.rs:27:9
[INFO] [stderr]     |
[INFO] [stderr] 27  | /         dtoa! {
[INFO] [stderr] 28  | |             floating_type: f32,
[INFO] [stderr] 29  | |             significand_type: u32,
[INFO] [stderr] 30  | |             exponent_type: i32,
[INFO] [stderr] ...   |
[INFO] [stderr] 41  | |             min_power: (-36),
[INFO] [stderr] 42  | |         };
[INFO] [stderr]     | |__________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `isize` is invalid
[INFO] [stderr]    --> /opt/rustwide/workdir/vendor/dtoa/src/diyfp.rs:243:17
[INFO] [stderr]     |
[INFO] [stderr] 243 |       let mut k = dk as isize;
[INFO] [stderr]     |                   ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/workdir/vendor/dtoa/src/lib.rs:49:9
[INFO] [stderr]     |
[INFO] [stderr] 49  | /         dtoa! {
[INFO] [stderr] 50  | |             floating_type: f64,
[INFO] [stderr] 51  | |             significand_type: u64,
[INFO] [stderr] 52  | |             exponent_type: isize,
[INFO] [stderr] ...   |
[INFO] [stderr] 63  | |             min_power: (-348),
[INFO] [stderr] 64  | |         };
[INFO] [stderr]     | |__________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `dtoa`.
[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" "626b37970c4fca7bc2047abc0a60bfa4686ac6505620ffa3b5e2870fd9af42cb"`
[INFO] running `"docker" "rm" "-f" "626b37970c4fca7bc2047abc0a60bfa4686ac6505620ffa3b5e2870fd9af42cb"`
[INFO] [stdout] 626b37970c4fca7bc2047abc0a60bfa4686ac6505620ffa3b5e2870fd9af42cb