[INFO] cloning repository https://github.com/koshkin-kna/actix-web-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koshkin-kna/actix-web-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoshkin-kna%2Factix-web-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoshkin-kna%2Factix-web-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8abdc51e514e026b053bf2696f0063f8e2ebf6b
[INFO] checking koshkin-kna/actix-web-learn against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoshkin-kna%2Factix-web-learn" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koshkin-kna/actix-web-learn on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
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[INFO] started tweaking git repo https://github.com/koshkin-kna/actix-web-learn
[INFO] finished tweaking git repo https://github.com/koshkin-kna/actix-web-learn
[INFO] tweaked toml for git repo https://github.com/koshkin-kna/actix-web-learn written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/koshkin-kna/actix-web-learn 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 }`
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[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]   --> actix-web-ult/src/tmp_engine.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use tera;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: actix-web-ult/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate tera;
[INFO] [stdout]    | ------------------ the item `tera` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]   --> actix-web-ult/src/handlers.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use tera;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: actix-web-ult/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate tera;
[INFO] [stdout]    | ------------------ the item `tera` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> actix-web-ult/src/handlers.rs:82:44
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         let p = p.as_ref().trim_right_matches('/');
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         let p = p.as_ref().trim_end_matches('/');
[INFO] [stdout]    |                                            ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> actix-web-ult/src/handlers.rs:97:40
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     let p = p.as_ref().trim_right_matches('/');
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     let p = p.as_ref().trim_end_matches('/');
[INFO] [stdout]    |                                        ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ultimate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]  --> src/app.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tera;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate tera;
[INFO] [stdout]   | ------------------ the item `tera` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]  --> src/views.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tera;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate tera;
[INFO] [stdout]   | ------------------ the item `tera` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]  --> src/app.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tera;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate tera;
[INFO] [stdout]   | ------------------ the item `tera` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]  --> src/views.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tera;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate tera;
[INFO] [stdout]   | ------------------ the item `tera` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: actix-web v0.6.15, syn v0.14.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "2c8b2dbf97dc887dec89cf6b54f4301cf7da52c608eb99411b7eb8256ba69c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8b2dbf97dc887dec89cf6b54f4301cf7da52c608eb99411b7eb8256ba69c7c", kill_on_drop: false }`
[INFO] [stdout] 2c8b2dbf97dc887dec89cf6b54f4301cf7da52c608eb99411b7eb8256ba69c7c
[INFO] checking koshkin-kna/actix-web-learn against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoshkin-kna%2Factix-web-learn" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koshkin-kna/actix-web-learn on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/koshkin-kna/actix-web-learn
[INFO] finished tweaking git repo https://github.com/koshkin-kna/actix-web-learn
[INFO] tweaked toml for git repo https://github.com/koshkin-kna/actix-web-learn written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/koshkin-kna/actix-web-learn 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c7960a6cd43f489f75c26048df85c8ef1d2b2dc18a6e4ef9f5c626031ec90e6
[INFO] running `Command { std: "docker" "start" "-a" "3c7960a6cd43f489f75c26048df85c8ef1d2b2dc18a6e4ef9f5c626031ec90e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c7960a6cd43f489f75c26048df85c8ef1d2b2dc18a6e4ef9f5c626031ec90e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7960a6cd43f489f75c26048df85c8ef1d2b2dc18a6e4ef9f5c626031ec90e6", kill_on_drop: false }`
[INFO] [stdout] 3c7960a6cd43f489f75c26048df85c8ef1d2b2dc18a6e4ef9f5c626031ec90e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21a6fca177b5941af2af472d993e76bb965eaf031827b93688aac75bfad523de
[INFO] running `Command { std: "docker" "start" "-a" "21a6fca177b5941af2af472d993e76bb965eaf031827b93688aac75bfad523de", kill_on_drop: false }`
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[INFO] [stderr]     Checking actix-web-ult v0.1.0 (/opt/rustwide/workdir/actix-web-ult)
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]   --> actix-web-ult/src/tmp_engine.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use tera;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: actix-web-ult/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate tera;
[INFO] [stdout]    | ------------------ the item `tera` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]   --> actix-web-ult/src/handlers.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use tera;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: actix-web-ult/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate tera;
[INFO] [stdout]    | ------------------ the item `tera` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> actix-web-ult/src/handlers.rs:82:44
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         let p = p.as_ref().trim_right_matches('/');
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         let p = p.as_ref().trim_end_matches('/');
[INFO] [stdout]    |                                            ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> actix-web-ult/src/handlers.rs:97:40
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     let p = p.as_ref().trim_right_matches('/');
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     let p = p.as_ref().trim_end_matches('/');
[INFO] [stdout]    |                                        ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ultimate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]  --> src/app.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tera;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate tera;
[INFO] [stdout]   | ------------------ the item `tera` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]  --> src/views.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tera;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate tera;
[INFO] [stdout]   | ------------------ the item `tera` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]  --> src/app.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tera;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate tera;
[INFO] [stdout]   | ------------------ the item `tera` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tera` is imported redundantly
[INFO] [stdout]  --> src/views.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tera;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate tera;
[INFO] [stdout]   | ------------------ the item `tera` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.95s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: actix-web v0.6.15, syn v0.14.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "21a6fca177b5941af2af472d993e76bb965eaf031827b93688aac75bfad523de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a6fca177b5941af2af472d993e76bb965eaf031827b93688aac75bfad523de", kill_on_drop: false }`
[INFO] [stdout] 21a6fca177b5941af2af472d993e76bb965eaf031827b93688aac75bfad523de