[INFO] fetching crate arrpc-derive 0.2.1...
[INFO] testing arrpc-derive-0.2.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate arrpc-derive 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate arrpc-derive 0.2.1
[INFO] finished tweaking crates.io crate arrpc-derive 0.2.1
[INFO] tweaked toml for crates.io crate arrpc-derive 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate arrpc-derive 0.2.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.6.0 (available: v0.9.0)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 314c76c64c0956bc82250bfdaa9b76369aeb35a0ede8e2fa4db22435f52fe4ee
[INFO] running `Command { std: "docker" "start" "-a" "314c76c64c0956bc82250bfdaa9b76369aeb35a0ede8e2fa4db22435f52fe4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314c76c64c0956bc82250bfdaa9b76369aeb35a0ede8e2fa4db22435f52fe4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314c76c64c0956bc82250bfdaa9b76369aeb35a0ede8e2fa4db22435f52fe4ee", kill_on_drop: false }`
[INFO] [stdout] 314c76c64c0956bc82250bfdaa9b76369aeb35a0ede8e2fa4db22435f52fe4ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45d5ea90a4e003ed46e0831710806b752e02bd9252c8851de41d3f71c39bf5be
[INFO] running `Command { std: "docker" "start" "-a" "45d5ea90a4e003ed46e0831710806b752e02bd9252c8851de41d3f71c39bf5be", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling arrpc-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut processors: Vec<FlagProcessor> = Vec::new();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BetterToTokenDebug` is never constructed
[INFO] [stdout]  --> src/util.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BetterToTokenDebug<'a, T>(pub &'a T);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "45d5ea90a4e003ed46e0831710806b752e02bd9252c8851de41d3f71c39bf5be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d5ea90a4e003ed46e0831710806b752e02bd9252c8851de41d3f71c39bf5be", kill_on_drop: false }`
[INFO] [stdout] 45d5ea90a4e003ed46e0831710806b752e02bd9252c8851de41d3f71c39bf5be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49bc8d63a8d9bb24fa0b2ca35266603ef9ca4a0fc0d83753d29277f851e69b74
[INFO] running `Command { std: "docker" "start" "-a" "49bc8d63a8d9bb24fa0b2ca35266603ef9ca4a0fc0d83753d29277f851e69b74", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrpc-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut processors: Vec<FlagProcessor> = Vec::new();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BetterToTokenDebug` is never constructed
[INFO] [stdout]  --> src/util.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BetterToTokenDebug<'a, T>(pub &'a T);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut processors: Vec<FlagProcessor> = Vec::new();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BetterToTokenDebug` is never constructed
[INFO] [stdout]  --> src/util.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BetterToTokenDebug<'a, T>(pub &'a T);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "49bc8d63a8d9bb24fa0b2ca35266603ef9ca4a0fc0d83753d29277f851e69b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49bc8d63a8d9bb24fa0b2ca35266603ef9ca4a0fc0d83753d29277f851e69b74", kill_on_drop: false }`
[INFO] [stdout] 49bc8d63a8d9bb24fa0b2ca35266603ef9ca4a0fc0d83753d29277f851e69b74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 77fa623270234e841b6b13deb576329cbeb4553c5657efad2ac4eab1ee528c57
[INFO] running `Command { std: "docker" "start" "-a" "77fa623270234e841b6b13deb576329cbeb4553c5657efad2ac4eab1ee528c57", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut processors: Vec<FlagProcessor> = Vec::new();
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BetterToTokenDebug` is never constructed
[INFO] [stderr]  --> src/util.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct BetterToTokenDebug<'a, T>(pub &'a T);
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `arrpc-derive` (lib) generated 2 warnings (run `cargo fix --lib -p arrpc-derive` to apply 1 suggestion)
[INFO] [stderr] warning: `arrpc-derive` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arrpc_derive-a66ba5d77250c2f1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arrpc_derive
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "77fa623270234e841b6b13deb576329cbeb4553c5657efad2ac4eab1ee528c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fa623270234e841b6b13deb576329cbeb4553c5657efad2ac4eab1ee528c57", kill_on_drop: false }`
[INFO] [stdout] 77fa623270234e841b6b13deb576329cbeb4553c5657efad2ac4eab1ee528c57
