[INFO] fetching crate deseresp 0.1.9...
[INFO] checking deseresp-0.1.9 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate deseresp 0.1.9 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate deseresp 0.1.9 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 deseresp 0.1.9
[INFO] finished tweaking crates.io crate deseresp 0.1.9
[INFO] tweaked toml for crates.io crate deseresp 0.1.9 written to /workspace/builds/worker-2-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 16 packages
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0f5bf5791f0c6d45abf672b5959840f2da7a5c970c51970ae61edc2b8f2eeb36
[INFO] running `Command { std: "docker" "start" "-a" "0f5bf5791f0c6d45abf672b5959840f2da7a5c970c51970ae61edc2b8f2eeb36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f5bf5791f0c6d45abf672b5959840f2da7a5c970c51970ae61edc2b8f2eeb36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f5bf5791f0c6d45abf672b5959840f2da7a5c970c51970ae61edc2b8f2eeb36", kill_on_drop: false }`
[INFO] [stdout] 0f5bf5791f0c6d45abf672b5959840f2da7a5c970c51970ae61edc2b8f2eeb36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b6300597847e76ba5bc9dec956b753f1a55fed5759165b687a2982fcc1e40dae
[INFO] running `Command { std: "docker" "start" "-a" "b6300597847e76ba5bc9dec956b753f1a55fed5759165b687a2982fcc1e40dae", kill_on_drop: false }`
[INFO] [stderr] Compiling proc-macro2 v1.0.79
[INFO] [stderr] Checking num-integer v0.1.46
[INFO] [stderr] Compiling num-bigint v0.4.4
[INFO] [stderr] Compiling num-rational v0.4.1
[INFO] [stderr] Checking num-complex v0.4.5
[INFO] [stderr] Checking num-iter v0.1.44
[INFO] [stderr] Compiling quote v1.0.35
[INFO] [stderr] Compiling syn v2.0.58
[INFO] [stderr] Checking num v0.4.1
[INFO] [stderr] Compiling serde_derive v1.0.197
[INFO] [stderr] Checking serde v1.0.197
[INFO] [stderr] Checking deseresp v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Visitor` is imported redundantly
[INFO] [stdout] --> src/types.rs:23:17
[INFO] [stdout] |
[INFO] [stdout] 23 | use serde::{de::Visitor, Serialize};
[INFO] [stdout] | ^^^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 | use super::*;
[INFO] [stdout] | -------- the item `Visitor` is already imported here
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: the item `Serialize` is imported redundantly
[INFO] [stdout] --> src/types.rs:23:30
[INFO] [stdout] |
[INFO] [stdout] 23 | use serde::{de::Visitor, Serialize};
[INFO] [stdout] | ^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 | use super::*;
[INFO] [stdout] | -------- the item `Serialize` is already imported here
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: the item `Visitor` is imported redundantly
[INFO] [stdout] --> src/types.rs:117:17
[INFO] [stdout] |
[INFO] [stdout] 117 | use serde::{de::Visitor, Serialize};
[INFO] [stdout] | ^^^^^^^^^^^
[INFO] [stdout] 118 |
[INFO] [stdout] 119 | use super::*;
[INFO] [stdout] | -------- the item `Visitor` is already imported here
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: the item `Serialize` is imported redundantly
[INFO] [stdout] --> src/types.rs:117:30
[INFO] [stdout] |
[INFO] [stdout] 117 | use serde::{de::Visitor, Serialize};
[INFO] [stdout] | ^^^^^^^^^
[INFO] [stdout] 118 |
[INFO] [stdout] 119 | use super::*;
[INFO] [stdout] | -------- the item `Serialize` is already imported here
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: the item `Visitor` is imported redundantly
[INFO] [stdout] --> src/types.rs:23:17
[INFO] [stdout] |
[INFO] [stdout] 23 | use serde::{de::Visitor, Serialize};
[INFO] [stdout] | ^^^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 | use super::*;
[INFO] [stdout] | -------- the item `Visitor` is already imported here
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: the item `Serialize` is imported redundantly
[INFO] [stdout] --> src/types.rs:23:30
[INFO] [stdout] |
[INFO] [stdout] 23 | use serde::{de::Visitor, Serialize};
[INFO] [stdout] | ^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 | use super::*;
[INFO] [stdout] | -------- the item `Serialize` is already imported here
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: the item `Visitor` is imported redundantly
[INFO] [stdout] --> src/types.rs:117:17
[INFO] [stdout] |
[INFO] [stdout] 117 | use serde::{de::Visitor, Serialize};
[INFO] [stdout] | ^^^^^^^^^^^
[INFO] [stdout] 118 |
[INFO] [stdout] 119 | use super::*;
[INFO] [stdout] | -------- the item `Visitor` is already imported here
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: the item `Serialize` is imported redundantly
[INFO] [stdout] --> src/types.rs:117:30
[INFO] [stdout] |
[INFO] [stdout] 117 | use serde::{de::Visitor, Serialize};
[INFO] [stdout] | ^^^^^^^^^
[INFO] [stdout] 118 |
[INFO] [stdout] 119 | use super::*;
[INFO] [stdout] | -------- the item `Serialize` is already imported here
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout] --> src/types.rs:461:28
[INFO] [stdout] |
[INFO] [stdout] 461 | struct PushVisitor<'de, P>(&'de PhantomData);
[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] 461 | struct PushVisitor<'de, P>(());
[INFO] [stdout] | ~~
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout] --> src/types.rs:533:38
[INFO] [stdout] |
[INFO] [stdout] 533 | struct PushOrValueVisitor<'de, P, V>(&'de PhantomData<(P, V)>);
[INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | field in this struct
[INFO] [stdout] |
[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] 533 | struct PushOrValueVisitor<'de, P, V>(());
[INFO] [stdout] | ~~
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout] --> src/types.rs:461:28
[INFO] [stdout] |
[INFO] [stdout] 461 | struct PushVisitor<'de, P>(&'de PhantomData
);
[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] 461 | struct PushVisitor<'de, P>(());
[INFO] [stdout] | ~~
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout] --> src/types.rs:533:38
[INFO] [stdout] |
[INFO] [stdout] 533 | struct PushOrValueVisitor<'de, P, V>(&'de PhantomData<(P, V)>);
[INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | field in this struct
[INFO] [stdout] |
[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] 533 | struct PushOrValueVisitor<'de, P, V>(());
[INFO] [stdout] | ~~
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.05s
[INFO] running `Command { std: "docker" "inspect" "b6300597847e76ba5bc9dec956b753f1a55fed5759165b687a2982fcc1e40dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6300597847e76ba5bc9dec956b753f1a55fed5759165b687a2982fcc1e40dae", kill_on_drop: false }`
[INFO] [stdout] b6300597847e76ba5bc9dec956b753f1a55fed5759165b687a2982fcc1e40dae