[INFO] cloning repository https://github.com/WartaPoirier-corp/serpent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WartaPoirier-corp/serpent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWartaPoirier-corp%2Fserpent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWartaPoirier-corp%2Fserpent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1fc9d22478caf7cac2283f1cd9dea422d2d0110
[INFO] checking WartaPoirier-corp/serpent against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWartaPoirier-corp%2Fserpent" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WartaPoirier-corp/serpent 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] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/WartaPoirier-corp/serpent
[INFO] finished tweaking git repo https://github.com/WartaPoirier-corp/serpent
[INFO] tweaked toml for git repo https://github.com/WartaPoirier-corp/serpent written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/WartaPoirier-corp/serpent 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] 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 }`
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[INFO] running `Command { std: "docker" "start" "-a" "69df0542b30aa932c11c7acdd973acfc6c140cfbe7e249bf892e61874b2d653e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69df0542b30aa932c11c7acdd973acfc6c140cfbe7e249bf892e61874b2d653e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69df0542b30aa932c11c7acdd973acfc6c140cfbe7e249bf892e61874b2d653e", kill_on_drop: false }`
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[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] 6be0fd0f41c56bca3e8024fb59e918fee7499975bd8ce89794c4d38011e9ae22
[INFO] running `Command { std: "docker" "start" "-a" "6be0fd0f41c56bca3e8024fb59e918fee7499975bd8ce89794c4d38011e9ae22", kill_on_drop: false }`
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[INFO] [stderr]     Checking serpent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `KeyCode` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     input::{keyboard::KeyCode, Input},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     asset::AssetServerSettings,
[INFO] [stdout] 4 |     prelude::*
[INFO] [stdout]   |     ---------- the item `KeyCode` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Input` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:32
[INFO] [stdout]   |
[INFO] [stdout] 2 |     input::{keyboard::KeyCode, Input},
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout] 3 |     asset::AssetServerSettings,
[INFO] [stdout] 4 |     prelude::*
[INFO] [stdout]   |     ---------- the item `Input` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `KeyCode` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     input::{keyboard::KeyCode, Input},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     asset::AssetServerSettings,
[INFO] [stdout] 4 |     prelude::*
[INFO] [stdout]   |     ---------- the item `KeyCode` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Input` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:32
[INFO] [stdout]   |
[INFO] [stdout] 2 |     input::{keyboard::KeyCode, Input},
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout] 3 |     asset::AssetServerSettings,
[INFO] [stdout] 4 |     prelude::*
[INFO] [stdout]   |     ---------- the item `Input` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Papple(PappleType, u32, u32);
[INFO] [stdout]    |        ------ ^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Papple((), u32, u32);
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn_body` is never used
[INFO] [stdout]    --> src/main.rs:217:4
[INFO] [stdout]     |
[INFO] [stdout] 217 | fn spawn_body(
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Papple(PappleType, u32, u32);
[INFO] [stdout]    |        ------ ^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Papple((), u32, u32);
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn_body` is never used
[INFO] [stdout]    --> src/main.rs:217:4
[INFO] [stdout]     |
[INFO] [stdout] 217 | fn spawn_body(
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.62s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.0.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "6be0fd0f41c56bca3e8024fb59e918fee7499975bd8ce89794c4d38011e9ae22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be0fd0f41c56bca3e8024fb59e918fee7499975bd8ce89794c4d38011e9ae22", kill_on_drop: false }`
[INFO] [stdout] 6be0fd0f41c56bca3e8024fb59e918fee7499975bd8ce89794c4d38011e9ae22
[INFO] checking WartaPoirier-corp/serpent against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWartaPoirier-corp%2Fserpent" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WartaPoirier-corp/serpent 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] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/WartaPoirier-corp/serpent
[INFO] finished tweaking git repo https://github.com/WartaPoirier-corp/serpent
[INFO] tweaked toml for git repo https://github.com/WartaPoirier-corp/serpent written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/WartaPoirier-corp/serpent 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" "+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] 3ebf96a44f73d2811048a174be2324eb30d50648e004e7e4d13ff5a34e4a0b40
[INFO] running `Command { std: "docker" "start" "-a" "3ebf96a44f73d2811048a174be2324eb30d50648e004e7e4d13ff5a34e4a0b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ebf96a44f73d2811048a174be2324eb30d50648e004e7e4d13ff5a34e4a0b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ebf96a44f73d2811048a174be2324eb30d50648e004e7e4d13ff5a34e4a0b40", kill_on_drop: false }`
[INFO] [stdout] 3ebf96a44f73d2811048a174be2324eb30d50648e004e7e4d13ff5a34e4a0b40
[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] 4af5f9cdf463e1b477e85ac26d3792407c0ce8e8d3915bc54f4b2158468de55e
[INFO] running `Command { std: "docker" "start" "-a" "4af5f9cdf463e1b477e85ac26d3792407c0ce8e8d3915bc54f4b2158468de55e", kill_on_drop: false }`
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[INFO] [stdout] warning: the item `KeyCode` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     input::{keyboard::KeyCode, Input},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     asset::AssetServerSettings,
[INFO] [stdout] 4 |     prelude::*
[INFO] [stdout]   |     ---------- the item `KeyCode` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Input` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:32
[INFO] [stdout]   |
[INFO] [stdout] 2 |     input::{keyboard::KeyCode, Input},
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout] 3 |     asset::AssetServerSettings,
[INFO] [stdout] 4 |     prelude::*
[INFO] [stdout]   |     ---------- the item `Input` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `KeyCode` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     input::{keyboard::KeyCode, Input},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     asset::AssetServerSettings,
[INFO] [stdout] 4 |     prelude::*
[INFO] [stdout]   |     ---------- the item `KeyCode` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Input` is imported redundantly
[INFO] [stdout]  --> src/main.rs:2:32
[INFO] [stdout]   |
[INFO] [stdout] 2 |     input::{keyboard::KeyCode, Input},
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout] 3 |     asset::AssetServerSettings,
[INFO] [stdout] 4 |     prelude::*
[INFO] [stdout]   |     ---------- the item `Input` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Papple(PappleType, u32, u32);
[INFO] [stdout]    |        ------ ^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Papple((), u32, u32);
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn_body` is never used
[INFO] [stdout]    --> src/main.rs:217:4
[INFO] [stdout]     |
[INFO] [stdout] 217 | fn spawn_body(
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Papple(PappleType, u32, u32);
[INFO] [stdout]    |        ------ ^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Papple((), u32, u32);
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn_body` is never used
[INFO] [stdout]    --> src/main.rs:217:4
[INFO] [stdout]     |
[INFO] [stdout] 217 | fn spawn_body(
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.0.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "4af5f9cdf463e1b477e85ac26d3792407c0ce8e8d3915bc54f4b2158468de55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af5f9cdf463e1b477e85ac26d3792407c0ce8e8d3915bc54f4b2158468de55e", kill_on_drop: false }`
[INFO] [stdout] 4af5f9cdf463e1b477e85ac26d3792407c0ce8e8d3915bc54f4b2158468de55e