[INFO] cloning repository https://github.com/linclark/enigma [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linclark/enigma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinclark%2Fenigma", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinclark%2Fenigma'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 14e791b395256951642844d0f2aa572d99bb7f22 [INFO] checking linclark/enigma against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinclark%2Fenigma" "/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/linclark/enigma 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/linclark/enigma [INFO] finished tweaking git repo https://github.com/linclark/enigma [INFO] tweaked toml for git repo https://github.com/linclark/enigma written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/linclark/enigma 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] Updating git repository `https://github.com/linclark/ultra` [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] 8998c9e43c20ec5aa7977af339ddec550f0b02094aef3a0ee971939f6d42ffad [INFO] running `Command { std: "docker" "start" "-a" "8998c9e43c20ec5aa7977af339ddec550f0b02094aef3a0ee971939f6d42ffad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8998c9e43c20ec5aa7977af339ddec550f0b02094aef3a0ee971939f6d42ffad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8998c9e43c20ec5aa7977af339ddec550f0b02094aef3a0ee971939f6d42ffad", kill_on_drop: false }` [INFO] [stdout] 8998c9e43c20ec5aa7977af339ddec550f0b02094aef3a0ee971939f6d42ffad [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 84ee7c7c59c5e5a14635e6ed41a1a33c2e91852bf7b419d3e7c42326d40cd6a8 [INFO] running `Command { std: "docker" "start" "-a" "84ee7c7c59c5e5a14635e6ed41a1a33c2e91852bf7b419d3e7c42326d40cd6a8", kill_on_drop: false }` [INFO] [stderr] Checking either v1.0.2 [INFO] [stderr] Checking libc v0.2.18 [INFO] [stderr] Checking lazy_static v0.2.2 [INFO] [stderr] Checking itertools v0.5.8 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking ultra v0.3.1 (https://github.com/linclark/ultra#cc71bafb) [INFO] [stdout] error[E0282]: type annotations needed for `Vec<(&str, _)>` [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/ultra-e470c45dfa05ab13/cc71baf/src/decrypt.rs:26:29 [INFO] [stdout] | [INFO] [stdout] 12 | let mut qgrams = Vec::new(); [INFO] [stdout] | ---------- consider giving `qgrams` the explicit type `Vec<(&str, _)>`, with the type parameters specified [INFO] [stdout] ... [INFO] [stdout] 26 | let frequency = (n as f64) / (total as f64); [INFO] [stdout] | ^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ultra` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "84ee7c7c59c5e5a14635e6ed41a1a33c2e91852bf7b419d3e7c42326d40cd6a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84ee7c7c59c5e5a14635e6ed41a1a33c2e91852bf7b419d3e7c42326d40cd6a8", kill_on_drop: false }` [INFO] [stdout] 84ee7c7c59c5e5a14635e6ed41a1a33c2e91852bf7b419d3e7c42326d40cd6a8