[INFO] fetching crate gep_toolkit 0.2.3...
[INFO] testing gep_toolkit-0.2.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate gep_toolkit 0.2.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate gep_toolkit 0.2.3
[INFO] finished tweaking crates.io crate gep_toolkit 0.2.3
[INFO] tweaked toml for crates.io crate gep_toolkit 0.2.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gep_toolkit 0.2.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f86b2bf730c54b53489dcbe7714218e793a0720545d0abc68c23f7b6230a2989
[INFO] running `Command { std: "docker" "start" "-a" "f86b2bf730c54b53489dcbe7714218e793a0720545d0abc68c23f7b6230a2989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f86b2bf730c54b53489dcbe7714218e793a0720545d0abc68c23f7b6230a2989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86b2bf730c54b53489dcbe7714218e793a0720545d0abc68c23f7b6230a2989", kill_on_drop: false }`
[INFO] [stdout] f86b2bf730c54b53489dcbe7714218e793a0720545d0abc68c23f7b6230a2989
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4188b2852d799dbd05b0d0dbeed5f7e3b62e25fd5fce7e3fdfb2af8c235c4ce3
[INFO] running `Command { std: "docker" "start" "-a" "4188b2852d799dbd05b0d0dbeed5f7e3b62e25fd5fce7e3fdfb2af8c235c4ce3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling gep_toolkit v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/operations/op_set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/operations/stack_op.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(args: &'a Vec<f64>) -> Stack {
[INFO] [stdout]    |                       ^^              ----- the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(args: &'a Vec<f64>) -> Stack<'a> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.41s
[INFO] running `Command { std: "docker" "inspect" "4188b2852d799dbd05b0d0dbeed5f7e3b62e25fd5fce7e3fdfb2af8c235c4ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4188b2852d799dbd05b0d0dbeed5f7e3b62e25fd5fce7e3fdfb2af8c235c4ce3", kill_on_drop: false }`
[INFO] [stdout] 4188b2852d799dbd05b0d0dbeed5f7e3b62e25fd5fce7e3fdfb2af8c235c4ce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fdf8126d8ffcfaf6ffb885e48031d847605c8314350dce1067c866a9ad6f3e7
[INFO] running `Command { std: "docker" "start" "-a" "9fdf8126d8ffcfaf6ffb885e48031d847605c8314350dce1067c866a9ad6f3e7", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/operations/op_set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/operations/stack_op.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(args: &'a Vec<f64>) -> Stack {
[INFO] [stdout]    |                       ^^              ----- the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(args: &'a Vec<f64>) -> Stack<'a> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gep_toolkit v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PrimitiveOperation`
[INFO] [stdout]   --> src/operations/expressions.rs:47:76
[INFO] [stdout]    |
[INFO] [stdout] 47 |     use super::super::primitives::{Argument, Constant, Modifier, Operator, PrimitiveOperation};
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/operations/op_set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/operations/op_set.rs:153:27
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let ids = ops_set.operation_ids();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^-- argument #1 of type `std::option::Option<u32>` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/operations/op_set.rs:44:12
[INFO] [stdout]     |
[INFO] [stdout]  44 |     pub fn operation_ids(&self, args_count: Option<u32>) -> OperationIds {
[INFO] [stdout]     |            ^^^^^^^^^^^^^        -----------------------
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let ids = ops_set.operation_ids(/* std::option::Option<u32> */);
[INFO] [stdout]     |                                         ++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gep_toolkit` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9fdf8126d8ffcfaf6ffb885e48031d847605c8314350dce1067c866a9ad6f3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fdf8126d8ffcfaf6ffb885e48031d847605c8314350dce1067c866a9ad6f3e7", kill_on_drop: false }`
[INFO] [stdout] 9fdf8126d8ffcfaf6ffb885e48031d847605c8314350dce1067c866a9ad6f3e7
