[INFO] fetching crate elm-solve-deps 0.1.1...
[INFO] checking elm-solve-deps-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate elm-solve-deps 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate elm-solve-deps 0.1.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elm-solve-deps 0.1.1
[INFO] finished tweaking crates.io crate elm-solve-deps 0.1.1
[INFO] tweaked toml for crates.io crate elm-solve-deps 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate elm-solve-deps 0.1.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6d848ae4ec25f55b095551c7116f2f7321209629fe70e90ec8b70590644cb2a
[INFO] running `Command { std: "docker" "start" "-a" "d6d848ae4ec25f55b095551c7116f2f7321209629fe70e90ec8b70590644cb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6d848ae4ec25f55b095551c7116f2f7321209629fe70e90ec8b70590644cb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d848ae4ec25f55b095551c7116f2f7321209629fe70e90ec8b70590644cb2a", kill_on_drop: false }`
[INFO] [stdout] d6d848ae4ec25f55b095551c7116f2f7321209629fe70e90ec8b70590644cb2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0423142287a95c2d689b82cefa858de13048a7cc8195797af385b4ab3aac18ab
[INFO] running `Command { std: "docker" "start" "-a" "0423142287a95c2d689b82cefa858de13048a7cc8195797af385b4ab3aac18ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking pubgrub v0.2.1
[INFO] [stderr]     Checking ron v0.6.6
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking elm-solve-deps v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ureq v1.5.5
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/solver.rs:171:54
[INFO] [stdout]     |
[INFO] [stdout] 171 |                 .filter(|v| range.borrow().contains(v.borrow()))
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `SemanticVersion` does not implement `Borrow`, so calling `borrow` on `&SemanticVersion` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 171 -                 .filter(|v| range.borrow().contains(v.borrow()))
[INFO] [stdout] 171 +                 .filter(|v| range.borrow().contains(v))
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `SemanticVersion`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pubgrub-0.2.1/src/version.rs:20:1
[INFO] [stdout]     |
[INFO] [stdout] 20  + #[derive(Clone)]
[INFO] [stdout] 21  | pub struct SemanticVersion {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/solver.rs:179:48
[INFO] [stdout]     |
[INFO] [stdout] 179 |             .find(|v| range.borrow().contains(v.borrow()));
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `SemanticVersion` does not implement `Borrow`, so calling `borrow` on `&SemanticVersion` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 179 -             .find(|v| range.borrow().contains(v.borrow()));
[INFO] [stdout] 179 +             .find(|v| range.borrow().contains(v));
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `SemanticVersion`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pubgrub-0.2.1/src/version.rs:20:1
[INFO] [stdout]     |
[INFO] [stdout] 20  + #[derive(Clone)]
[INFO] [stdout] 21  | pub struct SemanticVersion {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/solver.rs:171:54
[INFO] [stdout]     |
[INFO] [stdout] 171 |                 .filter(|v| range.borrow().contains(v.borrow()))
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `SemanticVersion` does not implement `Borrow`, so calling `borrow` on `&SemanticVersion` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 171 -                 .filter(|v| range.borrow().contains(v.borrow()))
[INFO] [stdout] 171 +                 .filter(|v| range.borrow().contains(v))
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `SemanticVersion`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pubgrub-0.2.1/src/version.rs:20:1
[INFO] [stdout]     |
[INFO] [stdout] 20  + #[derive(Clone)]
[INFO] [stdout] 21  | pub struct SemanticVersion {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/solver.rs:179:48
[INFO] [stdout]     |
[INFO] [stdout] 179 |             .find(|v| range.borrow().contains(v.borrow()));
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `SemanticVersion` does not implement `Borrow`, so calling `borrow` on `&SemanticVersion` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 179 -             .find(|v| range.borrow().contains(v.borrow()));
[INFO] [stdout] 179 +             .find(|v| range.borrow().contains(v));
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `SemanticVersion`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pubgrub-0.2.1/src/version.rs:20:1
[INFO] [stdout]     |
[INFO] [stdout] 20  + #[derive(Clone)]
[INFO] [stdout] 21  | pub struct SemanticVersion {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.66s
[INFO] running `Command { std: "docker" "inspect" "0423142287a95c2d689b82cefa858de13048a7cc8195797af385b4ab3aac18ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0423142287a95c2d689b82cefa858de13048a7cc8195797af385b4ab3aac18ab", kill_on_drop: false }`
[INFO] [stdout] 0423142287a95c2d689b82cefa858de13048a7cc8195797af385b4ab3aac18ab