[INFO] fetching crate reservoirs 0.1.7...
[INFO] checking reservoirs-0.1.7 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate reservoirs 0.1.7 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate reservoirs 0.1.7 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reservoirs 0.1.7
[INFO] finished tweaking crates.io crate reservoirs 0.1.7
[INFO] tweaked toml for crates.io crate reservoirs 0.1.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate reservoirs 0.1.7 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded realfft v2.0.1
[INFO] [stderr]   Downloaded transpose v0.2.1
[INFO] [stderr]   Downloaded strength_reduce v0.2.3
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.1
[INFO] [stderr]   Downloaded primal-check v0.3.1
[INFO] [stderr]   Downloaded rand_distr v0.4.2
[INFO] [stderr]   Downloaded cmake v0.1.46
[INFO] [stderr]   Downloaded libc v0.2.106
[INFO] [stderr]   Downloaded serde_json v1.0.69
[INFO] [stderr]   Downloaded rustfft v6.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81b553ef88a88ff45221ea59e3832f413398a054cb28601217d3962f3ed4eba2
[INFO] running `Command { std: "docker" "start" "-a" "81b553ef88a88ff45221ea59e3832f413398a054cb28601217d3962f3ed4eba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81b553ef88a88ff45221ea59e3832f413398a054cb28601217d3962f3ed4eba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81b553ef88a88ff45221ea59e3832f413398a054cb28601217d3962f3ed4eba2", kill_on_drop: false }`
[INFO] [stdout] 81b553ef88a88ff45221ea59e3832f413398a054cb28601217d3962f3ed4eba2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb06d81476f4514c6205965c6b5bce9529b7815573f0cbf390623ee58315ffa9
[INFO] running `Command { std: "docker" "start" "-a" "eb06d81476f4514c6205965c6b5bce9529b7815573f0cbf390623ee58315ffa9", kill_on_drop: false }`
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[INFO] [stderr]     Checking reservoirs v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]     --> src/reservoir.rs:2236:5
[INFO] [stdout]      |
[INFO] [stdout] 2235 | pub struct Sample {
[INFO] [stdout]      |            ------ field in this struct
[INFO] [stdout] 2236 |     id: String,
[INFO] [stdout]      |     ^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Sample` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 0 arguments but 1 argument was supplied
[INFO] [stdout]     --> benches/benchmarks.rs:10:18
[INFO] [stdout]      |
[INFO] [stdout] 10   |                 .sim(black_box(&1000.0))
[INFO] [stdout]      |                  ^^^ ------------------
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      unexpected argument of type `&{float}`
[INFO] [stdout]      |                      help: remove the extra argument
[INFO] [stdout]      |
[INFO] [stdout] note: method defined here
[INFO] [stdout]     --> /opt/rustwide/workdir/src/reservoir.rs:2052:12
[INFO] [stdout]      |
[INFO] [stdout] 2052 |     pub fn sim(mut self) -> Self {
[INFO] [stdout]      |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a closure that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> benches/benchmarks.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 6 |         b.iter(|| {
[INFO] [stdout]   |                -- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 7 |             Reservoir::new()
[INFO] [stdout] 8 |                 .input(&0.73)?
[INFO] [stdout]   |                              ^ cannot use the `?` operator in a closure that returns `reservoirs::reservoir::Reservoir`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, ResError>>` is not implemented for `reservoirs::reservoir::Reservoir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a closure that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> benches/benchmarks.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 6 |         b.iter(|| {
[INFO] [stdout]   |                -- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 9 |                 .output(&0.73)?
[INFO] [stdout]   |                               ^ cannot use the `?` operator in a closure that returns `reservoirs::reservoir::Reservoir`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, ResError>>` is not implemented for `reservoirs::reservoir::Reservoir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reservoirs` (bench "benchmarks") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]     --> src/reservoir.rs:2236:5
[INFO] [stdout]      |
[INFO] [stdout] 2235 | pub struct Sample {
[INFO] [stdout]      |            ------ field in this struct
[INFO] [stdout] 2236 |     id: String,
[INFO] [stdout]      |     ^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Sample` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb06d81476f4514c6205965c6b5bce9529b7815573f0cbf390623ee58315ffa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb06d81476f4514c6205965c6b5bce9529b7815573f0cbf390623ee58315ffa9", kill_on_drop: false }`
[INFO] [stdout] eb06d81476f4514c6205965c6b5bce9529b7815573f0cbf390623ee58315ffa9
