[INFO] cloning repository https://github.com/erikjohnston/synapse-find-unreferenced-state-groups [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erikjohnston/synapse-find-unreferenced-state-groups" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fsynapse-find-unreferenced-state-groups"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fsynapse-find-unreferenced-state-groups'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7c8afafd8479bd84bdf5005d029b412a83419268 [INFO] checking erikjohnston/synapse-find-unreferenced-state-groups against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fsynapse-find-unreferenced-state-groups" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups 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/erikjohnston/synapse-find-unreferenced-state-groups [INFO] finished tweaking git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups [INFO] tweaked toml for git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/erikjohnston/synapse-find-unreferenced-state-groups 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b3cc0e6642ffabbe0cbb3bb305b1ea42ef1f913e3de533fe4851ec42a5f13a0b [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" "b3cc0e6642ffabbe0cbb3bb305b1ea42ef1f913e3de533fe4851ec42a5f13a0b"` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Checking siphasher v0.2.3 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking fallible-iterator v0.1.5 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking termios v0.3.0 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking clicolors-control v0.2.0 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] error[E0606]: casting `f64` as `u32` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/typenum-1.10.0/build/main.rs:80:23 [INFO] [stderr] | [INFO] [stderr] 80 | let first2: u32 = (highest as f64).log(2.0) as u32 + 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u32` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/typenum-1.10.0/build/main.rs:81:24 [INFO] [stderr] | [INFO] [stderr] 81 | let first10: u32 = (highest as f64).log(10.0) as u32 + 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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] Compiling parking_lot_core v0.3.1 [INFO] [stderr] error: could not compile `typenum`. [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[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/distributions/poisson.rs:96:30 [INFO] [stderr] | [INFO] [stderr] 96 | int_result = result as u64; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/distributions/binomial.rs:125:22 [INFO] [stderr] | [INFO] [stderr] 125 | self.n - lresult as u64 [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/distributions/binomial.rs:127:13 [INFO] [stderr] | [INFO] [stderr] 127 | lresult as u64 [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/distributions/bernoulli.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | (p * MAX_P_INT) as u64 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0606`. [INFO] [stderr] error: could not compile `rand`. [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" "b3cc0e6642ffabbe0cbb3bb305b1ea42ef1f913e3de533fe4851ec42a5f13a0b"` [INFO] running `"docker" "rm" "-f" "b3cc0e6642ffabbe0cbb3bb305b1ea42ef1f913e3de533fe4851ec42a5f13a0b"` [INFO] [stdout] b3cc0e6642ffabbe0cbb3bb305b1ea42ef1f913e3de533fe4851ec42a5f13a0b