[INFO] fetching crate gen-api-wrapper 0.1.2...
[INFO] checking gen-api-wrapper-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate gen-api-wrapper 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate gen-api-wrapper 0.1.2 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 crates.io crate gen-api-wrapper 0.1.2
[INFO] finished tweaking crates.io crate gen-api-wrapper 0.1.2
[INFO] tweaked toml for crates.io crate gen-api-wrapper 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[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] 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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27be2d2a2df18b9fdc7ede61798408885d10c75640113fa618832f9f1f63f24c
[INFO] running `Command { std: "docker" "start" "-a" "27be2d2a2df18b9fdc7ede61798408885d10c75640113fa618832f9f1f63f24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27be2d2a2df18b9fdc7ede61798408885d10c75640113fa618832f9f1f63f24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27be2d2a2df18b9fdc7ede61798408885d10c75640113fa618832f9f1f63f24c", kill_on_drop: false }`
[INFO] [stdout] 27be2d2a2df18b9fdc7ede61798408885d10c75640113fa618832f9f1f63f24c
[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=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] fb1bc105f0643f2fd67e9bced7dae9c590c84ac4d777556616dad66f29987253
[INFO] running `Command { std: "docker" "start" "-a" "fb1bc105f0643f2fd67e9bced7dae9c590c84ac4d777556616dad66f29987253", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking gen-api-wrapper v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `http` is imported redundantly
[INFO] [stdout]   --> src/endpoint.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use http::{self, header, Method, Request};
[INFO] [stdout]    |            ^^^^ the item `http` 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 `http` is imported redundantly
[INFO] [stdout]   --> src/endpoint.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use http::{self, header, Method, Request};
[INFO] [stdout]    |            ^^^^ the item `http` 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.79s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb1bc105f0643f2fd67e9bced7dae9c590c84ac4d777556616dad66f29987253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb1bc105f0643f2fd67e9bced7dae9c590c84ac4d777556616dad66f29987253", kill_on_drop: false }`
[INFO] [stdout] fb1bc105f0643f2fd67e9bced7dae9c590c84ac4d777556616dad66f29987253
[INFO] checking gen-api-wrapper-0.1.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate gen-api-wrapper 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate gen-api-wrapper 0.1.2 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gen-api-wrapper 0.1.2
[INFO] finished tweaking crates.io crate gen-api-wrapper 0.1.2
[INFO] tweaked toml for crates.io crate gen-api-wrapper 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9eff8c50a2702b175ac7690340a704a10d23c5d39985a592661160f2f7341731
[INFO] running `Command { std: "docker" "start" "-a" "9eff8c50a2702b175ac7690340a704a10d23c5d39985a592661160f2f7341731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9eff8c50a2702b175ac7690340a704a10d23c5d39985a592661160f2f7341731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eff8c50a2702b175ac7690340a704a10d23c5d39985a592661160f2f7341731", kill_on_drop: false }`
[INFO] [stdout] 9eff8c50a2702b175ac7690340a704a10d23c5d39985a592661160f2f7341731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b47cbd4572e497623175723db542078e5b0c650f0552422b02dc03762762427
[INFO] running `Command { std: "docker" "start" "-a" "8b47cbd4572e497623175723db542078e5b0c650f0552422b02dc03762762427", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking gen-api-wrapper v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `http` is imported redundantly
[INFO] [stdout]   --> src/endpoint.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use http::{self, header, Method, Request};
[INFO] [stdout]    |            ^^^^ the item `http` 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 `http` is imported redundantly
[INFO] [stdout]   --> src/endpoint.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use http::{self, header, Method, Request};
[INFO] [stdout]    |            ^^^^ the item `http` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.77s
[INFO] running `Command { std: "docker" "inspect" "8b47cbd4572e497623175723db542078e5b0c650f0552422b02dc03762762427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b47cbd4572e497623175723db542078e5b0c650f0552422b02dc03762762427", kill_on_drop: false }`
[INFO] [stdout] 8b47cbd4572e497623175723db542078e5b0c650f0552422b02dc03762762427