[INFO] fetching crate tstr 0.2.4...
[INFO] building tstr-0.2.4 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate tstr 0.2.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate tstr 0.2.4 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tstr 0.2.4
[INFO] finished tweaking crates.io crate tstr 0.2.4
[INFO] tweaked toml for crates.io crate tstr 0.2.4 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2384b2b52f03386f0e557664f3454d22ff6ccae8f5fabffecec95c3b41602b70
[INFO] running `Command { std: "docker" "start" "-a" "2384b2b52f03386f0e557664f3454d22ff6ccae8f5fabffecec95c3b41602b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2384b2b52f03386f0e557664f3454d22ff6ccae8f5fabffecec95c3b41602b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2384b2b52f03386f0e557664f3454d22ff6ccae8f5fabffecec95c3b41602b70", kill_on_drop: false }`
[INFO] [stdout] 2384b2b52f03386f0e557664f3454d22ff6ccae8f5fabffecec95c3b41602b70
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 263cf2b383f1685c25471510a4bd0e9b58ecb42419d5d709eefedf871892cd2f
[INFO] running `Command { std: "docker" "start" "-a" "263cf2b383f1685c25471510a4bd0e9b58ecb42419d5d709eefedf871892cd2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tstr_proc_macros v0.2.2
[INFO] [stderr]    Compiling tstr v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::marker::PhantomData`
[INFO] [stdout]  --> src/asserts.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `declare_assert_res`
[INFO] [stdout]   --> src/asserts.rs:92:14
[INFO] [stdout]    |
[INFO] [stdout] 92 | macro_rules! declare_assert_res {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]  --> src/to_uint.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub trait Sealed: Sized {}
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "263cf2b383f1685c25471510a4bd0e9b58ecb42419d5d709eefedf871892cd2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "263cf2b383f1685c25471510a4bd0e9b58ecb42419d5d709eefedf871892cd2f", kill_on_drop: false }`
[INFO] [stdout] 263cf2b383f1685c25471510a4bd0e9b58ecb42419d5d709eefedf871892cd2f
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72bbc189ac3c8410a18f7d22f811f0dc753cf5c47e701d6a2a2d6d9f104935e4
[INFO] running `Command { std: "docker" "start" "-a" "72bbc189ac3c8410a18f7d22f811f0dc753cf5c47e701d6a2a2d6d9f104935e4", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `core::marker::PhantomData`
[INFO] [stdout]  --> src/asserts.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `declare_assert_res`
[INFO] [stdout]   --> src/asserts.rs:92:14
[INFO] [stdout]    |
[INFO] [stdout] 92 | macro_rules! declare_assert_res {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]  --> src/to_uint.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub trait Sealed: Sized {}
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tstr v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::marker::PhantomData`
[INFO] [stdout]  --> src/asserts.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `declare_assert_res`
[INFO] [stdout]   --> src/asserts.rs:92:14
[INFO] [stdout]    |
[INFO] [stdout] 92 | macro_rules! declare_assert_res {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/utils.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]  --> src/to_uint.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub trait Sealed: Sized {}
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "72bbc189ac3c8410a18f7d22f811f0dc753cf5c47e701d6a2a2d6d9f104935e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72bbc189ac3c8410a18f7d22f811f0dc753cf5c47e701d6a2a2d6d9f104935e4", kill_on_drop: false }`
[INFO] [stdout] 72bbc189ac3c8410a18f7d22f811f0dc753cf5c47e701d6a2a2d6d9f104935e4