[INFO] cloning repository https://github.com/freemlang/Freem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/freemlang/Freem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffreemlang%2FFreem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffreemlang%2FFreem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb4bd73a296238e16f699c0fae1a068c6c66e2d2
[INFO] checking freemlang/Freem against try#9d63f825c0d409b0e1743a2c84b33f86965e5929 for pr-136968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffreemlang%2FFreem" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/freemlang/Freem on toolchain 9d63f825c0d409b0e1743a2c84b33f86965e5929
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9d63f825c0d409b0e1743a2c84b33f86965e5929" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/freemlang/Freem
[INFO] finished tweaking git repo https://github.com/freemlang/Freem
[INFO] tweaked toml for git repo https://github.com/freemlang/Freem written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/freemlang/Freem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9d63f825c0d409b0e1743a2c84b33f86965e5929" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sealed v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9d63f825c0d409b0e1743a2c84b33f86965e5929" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88b9b8f65db0f5515b678179de49b9997590e2588bdc2b90bea0bfe60739699d
[INFO] running `Command { std: "docker" "start" "-a" "88b9b8f65db0f5515b678179de49b9997590e2588bdc2b90bea0bfe60739699d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88b9b8f65db0f5515b678179de49b9997590e2588bdc2b90bea0bfe60739699d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b9b8f65db0f5515b678179de49b9997590e2588bdc2b90bea0bfe60739699d", kill_on_drop: false }`
[INFO] [stdout] 88b9b8f65db0f5515b678179de49b9997590e2588bdc2b90bea0bfe60739699d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9d63f825c0d409b0e1743a2c84b33f86965e5929" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42168bc753506d187e181b0f649f01a8bbcbb6f29662c092e32d3d28cee38ba0
[INFO] running `Command { std: "docker" "start" "-a" "42168bc753506d187e181b0f649f01a8bbcbb6f29662c092e32d3d28cee38ba0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling sealed v0.6.0
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] error[E0392]: type parameter `Input` is never used
[INFO] [stdout]  --> parser/src/processor/context.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Context<Input> {}
[INFO] [stdout]   |                    ^^^^^ unused type parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing `Input`, referring to it in a field, or using a marker such as `PhantomData`
[INFO] [stdout]   = help: if you intended `Input` to be a const parameter, use `const Input: /* Type */` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> parser/src/pattern.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn parse(&self, input: &mut impl Iterator<Item = Input>) -> Output {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0392`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parser` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0392]: type parameter `Input` is never used
[INFO] [stdout]  --> parser/src/processor/context.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Context<Input> {}
[INFO] [stdout]   |                    ^^^^^ unused type parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing `Input`, referring to it in a field, or using a marker such as `PhantomData`
[INFO] [stdout]   = help: if you intended `Input` to be a const parameter, use `const Input: /* Type */` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> parser/src/pattern.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn parse(&self, input: &mut impl Iterator<Item = Input>) -> Output {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0392`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parser` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "42168bc753506d187e181b0f649f01a8bbcbb6f29662c092e32d3d28cee38ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42168bc753506d187e181b0f649f01a8bbcbb6f29662c092e32d3d28cee38ba0", kill_on_drop: false }`
[INFO] [stdout] 42168bc753506d187e181b0f649f01a8bbcbb6f29662c092e32d3d28cee38ba0