[INFO] fetching crate portrait 0.3.1...
[INFO] checking portrait-0.3.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate portrait 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate portrait 0.3.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate portrait 0.3.1
[INFO] tweaked toml for crates.io crate portrait 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate portrait 0.3.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate portrait 0.3.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded portrait-framework v0.3.1
[INFO] [stderr]   Downloaded portrait-codegen v0.3.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad15cc3dd79f55778ddf9072b259b29b0266c7f9987d66d6e43c3baecf825866
[INFO] running `Command { std: "docker" "start" "-a" "ad15cc3dd79f55778ddf9072b259b29b0266c7f9987d66d6e43c3baecf825866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad15cc3dd79f55778ddf9072b259b29b0266c7f9987d66d6e43c3baecf825866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad15cc3dd79f55778ddf9072b259b29b0266c7f9987d66d6e43c3baecf825866", kill_on_drop: false }`
[INFO] [stdout] ad15cc3dd79f55778ddf9072b259b29b0266c7f9987d66d6e43c3baecf825866
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 107cc13cfbc4d8007024285bc99a7996062b5d4f0dfb1c99050e9311aa92f079
[INFO] running `Command { std: "docker" "start" "-a" "107cc13cfbc4d8007024285bc99a7996062b5d4f0dfb1c99050e9311aa92f079", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling portrait-framework v0.3.1
[INFO] [stderr]    Compiling portrait-codegen v0.3.1
[INFO] [stderr]     Checking portrait v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Definition` is never used
[INFO] [stdout]   --> examples/example.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub trait Definition {
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DefaultUser` is never constructed
[INFO] [stdout]   --> examples/example.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     struct DefaultUser<T>(T);
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DelegateUser` is never constructed
[INFO] [stdout]   --> examples/example.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     struct DelegateUser<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MyTrait` is never used
[INFO] [stdout]  --> tests/delegate_lifetime.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait MyTrait {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `A` is never constructed
[INFO] [stdout]  --> tests/delegate_lifetime.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct A {}
[INFO] [stdout]   |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `B` is never constructed
[INFO] [stdout]   --> tests/delegate_lifetime.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct B {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `foo` is never used
[INFO] [stdout]  --> tests/derive_delegate_either.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait Foo {
[INFO] [stdout]   |       --- method in this trait
[INFO] [stdout] 5 |     #[portrait(derive_delegate(enum_either))]
[INFO] [stdout] 6 |     fn foo(&self, non_copy: String) -> impl Iterator<Item = i32> + DoubleEndedIterator;
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/derive_delegate_either.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |     A(i32),
[INFO] [stdout]    |     - ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[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] 23 -     A(i32),
[INFO] [stdout] 23 +     A(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `B`, `C`, and `D` are never constructed
[INFO] [stdout]   --> tests/derive_delegate_either.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | enum Impls {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 23 |     A(i32),
[INFO] [stdout] 24 |     B(i32),
[INFO] [stdout]    |     ^
[INFO] [stdout] 25 |     C(String),
[INFO] [stdout]    |     ^
[INFO] [stdout] 26 |     D(String),
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `foo` is never used
[INFO] [stdout]  --> tests/derive_delegate_single.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Foo {
[INFO] [stdout]   |       --- method in this trait
[INFO] [stdout] 3 |     fn foo(&self, arg1: i32, arg2: &str, arg3: &mut i64) -> bool;
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/derive_delegate_single.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 |     A(i32),
[INFO] [stdout]    |     - ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[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] 14 -     A(i32),
[INFO] [stdout] 14 +     A(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `B` is never constructed
[INFO] [stdout]   --> tests/derive_delegate_single.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Impls {
[INFO] [stdout]    |      ----- variant in this enum
[INFO] [stdout] 14 |     A(i32),
[INFO] [stdout] 15 |     B(String),
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> tests/derive_delegate.rs:7:18
[INFO] [stdout]    |
[INFO] [stdout]  7 |     fn eq(&self, other: &Self) -> bool;
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] ...
[INFO] [stdout] 16 | #[portrait::derive(Foo with portrait::derive_delegate)]
[INFO] [stdout]    | ------------------------------------------------------- in this attribute macro expansion
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `Foo` which comes from the expansion of the attribute macro `portrait::derive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `print`, `clone`, and `eq` are never used
[INFO] [stdout]  --> tests/derive_delegate.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Foo {
[INFO] [stdout]   |       --- associated items in this trait
[INFO] [stdout] 3 |     fn new(arg1: i32, arg2: &str, arg3: &mut i64) -> Self;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 4 |     fn print(&self);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 5 |     fn clone(&self) -> Self;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 6 |     #[portrait(derive_delegate(reduce = |a, b| a && b))]
[INFO] [stdout] 7 |     fn eq(&self, other: &Self) -> bool;
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a` and `b` are never read
[INFO] [stdout]   --> tests/derive_delegate.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Fields {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 18 |     a: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 19 |     b: String,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MyTrait` is never used
[INFO] [stdout]  --> tests/delegate_mut.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait MyTrait {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `A` is never constructed
[INFO] [stdout]  --> tests/delegate_mut.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct A {}
[INFO] [stdout]   |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `B` is never constructed
[INFO] [stdout]   --> tests/delegate_mut.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct B {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "107cc13cfbc4d8007024285bc99a7996062b5d4f0dfb1c99050e9311aa92f079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107cc13cfbc4d8007024285bc99a7996062b5d4f0dfb1c99050e9311aa92f079", kill_on_drop: false }`
[INFO] [stdout] 107cc13cfbc4d8007024285bc99a7996062b5d4f0dfb1c99050e9311aa92f079