[INFO] cloning repository https://github.com/iyakushev/express
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iyakushev/express" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyakushev%2Fexpress", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyakushev%2Fexpress'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c21098b2f992ec9a66fc071d70692718833d6ef
[INFO] checking iyakushev/express against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyakushev%2Fexpress" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iyakushev/express on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iyakushev/express
[INFO] finished tweaking git repo https://github.com/iyakushev/express
[INFO] tweaked toml for git repo https://github.com/iyakushev/express written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/iyakushev/express 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fb4e22892c5b413f950a7b96f3bd57de73ee0f37854e45e0981a086afca4b0d
[INFO] running `Command { std: "docker" "start" "-a" "5fb4e22892c5b413f950a7b96f3bd57de73ee0f37854e45e0981a086afca4b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb4e22892c5b413f950a7b96f3bd57de73ee0f37854e45e0981a086afca4b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb4e22892c5b413f950a7b96f3bd57de73ee0f37854e45e0981a086afca4b0d", kill_on_drop: false }`
[INFO] [stdout] 5fb4e22892c5b413f950a7b96f3bd57de73ee0f37854e45e0981a086afca4b0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73d19aa8f829b023949fd2ea23958c8229253ab4a1d9b5d6d9676a6c3fb31284
[INFO] running `Command { std: "docker" "start" "-a" "73d19aa8f829b023949fd2ea23958c8229253ab4a1d9b5d6d9676a6c3fb31284", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking types v0.0.0 (/opt/rustwide/workdir/express-core/types)
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling rayon-core v1.9.2
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> express-core/types/src/lib.rs:96:46
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let name = self.inner.borrow().name().clone();
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> express-core/types/src/lib.rs:96:46
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let name = self.inner.borrow().name().clone();
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> express-core/types/src/lib.rs:96:46
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let name = self.inner.borrow().name().clone();
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking lang v0.1.0 (/opt/rustwide/workdir/express-core/lang)
[INFO] [stderr]     Checking xmacro v0.0.0 (/opt/rustwide/workdir/express-core/xmacro)
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> express-core/xmacro/src/uselib.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{self, parse::Parse, spanned::Spanned, Token};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> express-core/xmacro/src/uselib.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{self, parse::Parse, spanned::Spanned, Token};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> express-core/xmacro/src/uselib.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{self, parse::Parse, spanned::Spanned, Token};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking express v0.1.0 (/opt/rustwide/workdir/express-core)
[INFO] [stdout] warning: unused import: `types`
[INFO] [stdout]  --> express-core/xmacro/tests/integration_test.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub use types;
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking express-std v0.1.0 (/opt/rustwide/workdir/express-std)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fill_ts` is imported redundantly
[INFO] [stdout]   --> express-std/src/timeseries/ema.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |       use crate::{fill_ts, timeseries::TimeStep};
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: express-std/src/timeseries/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / macro_rules! fill_ts {
[INFO] [stdout] 20 | |
[INFO] [stdout] 21 | |     [$($val:expr); +$(,)?] => {{
[INFO] [stdout] 22 | |         [$(TimeStep{ price: $val, time: $val },)*]
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }}
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- the item `fill_ts` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fill_ts` is imported redundantly
[INFO] [stdout]   --> express-std/src/timeseries/ma.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |       use crate::fill_ts;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: express-std/src/timeseries/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / macro_rules! fill_ts {
[INFO] [stdout] 20 | |
[INFO] [stdout] 21 | |     [$($val:expr); +$(,)?] => {{
[INFO] [stdout] 22 | |         [$(TimeStep{ price: $val, time: $val },)*]
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }}
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- the item `fill_ts` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fill_ts` is imported redundantly
[INFO] [stdout]   --> express-std/src/timeseries/malin.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |       use crate::fill_ts;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: express-std/src/timeseries/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / macro_rules! fill_ts {
[INFO] [stdout] 20 | |
[INFO] [stdout] 21 | |     [$($val:expr); +$(,)?] => {{
[INFO] [stdout] 22 | |         [$(TimeStep{ price: $val, time: $val },)*]
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }}
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- the item `fill_ts` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fill_ts` is imported redundantly
[INFO] [stdout]   --> express-std/src/timeseries/twa.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |       use crate::fill_ts;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: express-std/src/timeseries/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / macro_rules! fill_ts {
[INFO] [stdout] 20 | |
[INFO] [stdout] 21 | |     [$($val:expr); +$(,)?] => {{
[INFO] [stdout] 22 | |         [$(TimeStep{ price: $val, time: $val },)*]
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }}
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- the item `fill_ts` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Reduce` is never constructed
[INFO] [stdout]   --> express-std/src/func/reduce.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Reduce {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking express-eval v0.1.0 (/opt/rustwide/workdir/express-eval)
[INFO] [stdout] warning: struct `Reduce` is never constructed
[INFO] [stdout]   --> express-std/src/func/reduce.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Reduce {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `express_std` is imported redundantly
[INFO] [stdout]   --> express-eval/src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use express_std;
[INFO] [stdout]    |         ^^^^^^^^^^^ the item `express_std` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> express-eval/src/interp.rs:254:21
[INFO] [stdout]     |
[INFO] [stdout] 254 |                     drop(rf);
[INFO] [stdout]     |                     ^^^^^--^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut FormulaLink`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> express-eval/src/interp.rs:254:21
[INFO] [stdout]     |
[INFO] [stdout] 254 |                     drop(rf);
[INFO] [stdout]     |                     ^^^^^--^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          argument has type `&mut ir::FormulaLink`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.48s
[INFO] running `Command { std: "docker" "inspect" "73d19aa8f829b023949fd2ea23958c8229253ab4a1d9b5d6d9676a6c3fb31284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d19aa8f829b023949fd2ea23958c8229253ab4a1d9b5d6d9676a6c3fb31284", kill_on_drop: false }`
[INFO] [stdout] 73d19aa8f829b023949fd2ea23958c8229253ab4a1d9b5d6d9676a6c3fb31284