[INFO] cloning repository https://github.com/VladYermakovArchived/hex_ex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VladYermakovArchived/hex_ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladYermakovArchived%2Fhex_ex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladYermakovArchived%2Fhex_ex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68194260ccea45379c02330bd53962cf496bd5ed
[INFO] checking VladYermakovArchived/hex_ex against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladYermakovArchived%2Fhex_ex" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VladYermakovArchived/hex_ex on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VladYermakovArchived/hex_ex
[INFO] finished tweaking git repo https://github.com/VladYermakovArchived/hex_ex
[INFO] tweaked toml for git repo https://github.com/VladYermakovArchived/hex_ex written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/VladYermakovArchived/hex_ex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99f93f61ee8160162f35a7493c49a4e54507e058f1d55741b3c4f89579fe761a
[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" "99f93f61ee8160162f35a7493c49a4e54507e058f1d55741b3c4f89579fe761a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99f93f61ee8160162f35a7493c49a4e54507e058f1d55741b3c4f89579fe761a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f93f61ee8160162f35a7493c49a4e54507e058f1d55741b3c4f89579fe761a", kill_on_drop: false }`
[INFO] [stdout] 99f93f61ee8160162f35a7493c49a4e54507e058f1d55741b3c4f89579fe761a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0ddbb8208a8d5d3c6c94e5a6b7eb4e860e0e3787df079c9e544a62da2c1c114
[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" "b0ddbb8208a8d5d3c6c94e5a6b7eb4e860e0e3787df079c9e544a62da2c1c114", kill_on_drop: false }`
[INFO] [stderr]     Checking he_ex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `log` in this scope
[INFO] [stdout]   --> src/main.rs:26:72
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let delta_t = ((hot_begin - hot_end) - (cold_end - cold_begin)) / (log((hot_begin - hot_end) / (cold_end - cold_begin)));
[INFO] [stdout]    |                                                                        ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `log` in this scope
[INFO] [stdout]   --> src/main.rs:26:72
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let delta_t = ((hot_begin - hot_end) - (cold_end - cold_begin)) / (log((hot_begin - hot_end) / (cold_end - cold_begin)));
[INFO] [stdout]    |                                                                        ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[f32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::slice::SliceIndex<[f32]>` is not implemented for `i32`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Index<i32>` for `std::vec::Vec<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[f32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::slice::SliceIndex<[f32]>` is not implemented for `i32`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Index<i32>` for `std::vec::Vec<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[f32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::slice::SliceIndex<[f32]>` is not implemented for `i32`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Index<i32>` for `std::vec::Vec<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[f32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:57
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::slice::SliceIndex<[f32]>` is not implemented for `i32`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Index<i32>` for `std::vec::Vec<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[f32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:73
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::slice::SliceIndex<[f32]>` is not implemented for `i32`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Index<i32>` for `std::vec::Vec<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0070]: invalid left-hand side of assignment
[INFO] [stdout]   --> src/main.rs:56:47
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |             --------------------------------- ^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             cannot assign to this expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: destructuring assignments are not currently supported
[INFO] [stdout]    = note: for more information, see https://github.com/rust-lang/rfcs/issues/372
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[f32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::slice::SliceIndex<[f32]>` is not implemented for `i32`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Index<i32>` for `std::vec::Vec<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[f32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:57
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::slice::SliceIndex<[f32]>` is not implemented for `i32`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Index<i32>` for `std::vec::Vec<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[f32]` cannot be indexed by `i32`
[INFO] [stdout]   --> src/main.rs:56:73
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::slice::SliceIndex<[f32]>` is not implemented for `i32`
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Index<i32>` for `std::vec::Vec<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0070]: invalid left-hand side of assignment
[INFO] [stdout]   --> src/main.rs:56:47
[INFO] [stdout]    |
[INFO] [stdout] 56 |             (hot_end[h_num], cold_now[c_num]) = balance(hot_end[h_num], cold_now[c_num], he_ex);
[INFO] [stdout]    |             --------------------------------- ^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             cannot assign to this expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: destructuring assignments are not currently supported
[INFO] [stdout]    = note: for more information, see https://github.com/rust-lang/rfcs/issues/372
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0070, E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0070`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0070, E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0070`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `he_ex`.
[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" "b0ddbb8208a8d5d3c6c94e5a6b7eb4e860e0e3787df079c9e544a62da2c1c114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ddbb8208a8d5d3c6c94e5a6b7eb4e860e0e3787df079c9e544a62da2c1c114", kill_on_drop: false }`
[INFO] [stdout] b0ddbb8208a8d5d3c6c94e5a6b7eb4e860e0e3787df079c9e544a62da2c1c114
