[INFO] fetching crate mixinx 0.1.0...
[INFO] checking mixinx-0.1.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate mixinx 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mixinx 0.1.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mixinx 0.1.0
[INFO] finished tweaking crates.io crate mixinx 0.1.0
[INFO] tweaked toml for crates.io crate mixinx 0.1.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 420d75395bbe9f863a9d98b1d88a6fd8a41d587341eb6ac4dfb080a82a96ebc2
[INFO] running `Command { std: "docker" "start" "-a" "420d75395bbe9f863a9d98b1d88a6fd8a41d587341eb6ac4dfb080a82a96ebc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "420d75395bbe9f863a9d98b1d88a6fd8a41d587341eb6ac4dfb080a82a96ebc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420d75395bbe9f863a9d98b1d88a6fd8a41d587341eb6ac4dfb080a82a96ebc2", kill_on_drop: false }`
[INFO] [stdout] 420d75395bbe9f863a9d98b1d88a6fd8a41d587341eb6ac4dfb080a82a96ebc2
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15178416cd6d8927afd290a5bb51d5ede91dd168dd5aa9079a93e7d31ec308c6
[INFO] running `Command { std: "docker" "start" "-a" "15178416cd6d8927afd290a5bb51d5ede91dd168dd5aa9079a93e7d31ec308c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking mixinx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Handler` is never used
[INFO] [stdout]  --> tests/09_impl_get_set_for_mixin.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     trait Handler<T> {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Handler` is never used
[INFO] [stdout]  --> tests/08_repeat_field_in_mixin.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     trait Handler<T> {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DevicePersist` is never constructed
[INFO] [stdout]   --> tests/08_repeat_field_in_mixin.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |         pub struct DevicePersist {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DevicePersist` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `APPersist` is never constructed
[INFO] [stdout]   --> tests/08_repeat_field_in_mixin.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |         pub struct APPersist {
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `APPersist` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_age` and `set_age` are never used
[INFO] [stdout]  --> tests/05_impl_trait_test.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait Human {
[INFO] [stdout]   |               ----- methods in this trait
[INFO] [stdout] 7 |         fn get_age(&self) -> i32;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 8 |         fn set_age(&mut self, age: i32);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Handler` is never used
[INFO] [stdout]  --> tests/10_with_serde_attribute_macro.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     trait Handler<T> {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 9.49s
[INFO] running `Command { std: "docker" "inspect" "15178416cd6d8927afd290a5bb51d5ede91dd168dd5aa9079a93e7d31ec308c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15178416cd6d8927afd290a5bb51d5ede91dd168dd5aa9079a93e7d31ec308c6", kill_on_drop: false }`
[INFO] [stdout] 15178416cd6d8927afd290a5bb51d5ede91dd168dd5aa9079a93e7d31ec308c6
[INFO] checking mixinx-0.1.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate mixinx 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate mixinx 0.1.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mixinx 0.1.0
[INFO] finished tweaking crates.io crate mixinx 0.1.0
[INFO] tweaked toml for crates.io crate mixinx 0.1.0 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fa5b3755e38bb513f9f753ca4e20e930ace474a5ce8d0a79ede85698760c1ae
[INFO] running `Command { std: "docker" "start" "-a" "1fa5b3755e38bb513f9f753ca4e20e930ace474a5ce8d0a79ede85698760c1ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fa5b3755e38bb513f9f753ca4e20e930ace474a5ce8d0a79ede85698760c1ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa5b3755e38bb513f9f753ca4e20e930ace474a5ce8d0a79ede85698760c1ae", kill_on_drop: false }`
[INFO] [stdout] 1fa5b3755e38bb513f9f753ca4e20e930ace474a5ce8d0a79ede85698760c1ae
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d9a67d88cad49ed03bd392eb12366f37ffad8aad81e36e81297c2086db0a1e6
[INFO] running `Command { std: "docker" "start" "-a" "4d9a67d88cad49ed03bd392eb12366f37ffad8aad81e36e81297c2086db0a1e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking mixinx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Handler` is never used
[INFO] [stdout]  --> tests/09_impl_get_set_for_mixin.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     trait Handler<T> {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Handler` is never used
[INFO] [stdout]  --> tests/08_repeat_field_in_mixin.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     trait Handler<T> {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DevicePersist` is never constructed
[INFO] [stdout]   --> tests/08_repeat_field_in_mixin.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |         pub struct DevicePersist {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DevicePersist` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `APPersist` is never constructed
[INFO] [stdout]   --> tests/08_repeat_field_in_mixin.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |         pub struct APPersist {
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `APPersist` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Handler` is never used
[INFO] [stdout]  --> tests/10_with_serde_attribute_macro.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     trait Handler<T> {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_age` and `set_age` are never used
[INFO] [stdout]  --> tests/05_impl_trait_test.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait Human {
[INFO] [stdout]   |               ----- methods in this trait
[INFO] [stdout] 7 |         fn get_age(&self) -> i32;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 8 |         fn set_age(&mut self, age: i32);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 9.22s
[INFO] running `Command { std: "docker" "inspect" "4d9a67d88cad49ed03bd392eb12366f37ffad8aad81e36e81297c2086db0a1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9a67d88cad49ed03bd392eb12366f37ffad8aad81e36e81297c2086db0a1e6", kill_on_drop: false }`
[INFO] [stdout] 4d9a67d88cad49ed03bd392eb12366f37ffad8aad81e36e81297c2086db0a1e6