[INFO] fetching crate aws_auth 0.1.0...
[INFO] building aws_auth-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate aws_auth 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate aws_auth 0.1.0 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 aws_auth 0.1.0
[INFO] finished tweaking crates.io crate aws_auth 0.1.0
[INFO] tweaked toml for crates.io crate aws_auth 0.1.0 written to /workspace/builds/worker-4-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 24 packages to latest compatible versions
[INFO] [stderr]       Adding ring v0.16.20 (available: v0.17.8)
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5d50dc3b1d23633a899299f7c38e804530a43e131684c55c436f221b97383dd6
[INFO] running `Command { std: "docker" "start" "-a" "5d50dc3b1d23633a899299f7c38e804530a43e131684c55c436f221b97383dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d50dc3b1d23633a899299f7c38e804530a43e131684c55c436f221b97383dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d50dc3b1d23633a899299f7c38e804530a43e131684c55c436f221b97383dd6", kill_on_drop: false }`
[INFO] [stdout] 5d50dc3b1d23633a899299f7c38e804530a43e131684c55c436f221b97383dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 22f69845becdcea03441b1e3397e71e6f952fcb5005bd51d3c7d73613839a00e
[INFO] running `Command { std: "docker" "start" "-a" "22f69845becdcea03441b1e3397e71e6f952fcb5005bd51d3c7d73613839a00e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling aws_auth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `trim` and `into_mut_array_40` are never used
[INFO] [stdout]   --> src/util.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub trait SliceExt {
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] 41 |     fn trim(&self) -> &Self;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 42 |     fn no_consequent_spaces(&self) -> bool;
[INFO] [stdout] 43 |     fn into_mut_array_40(&mut self) -> &mut [u8; 40];
[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 2.38s
[INFO] running `Command { std: "docker" "inspect" "22f69845becdcea03441b1e3397e71e6f952fcb5005bd51d3c7d73613839a00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f69845becdcea03441b1e3397e71e6f952fcb5005bd51d3c7d73613839a00e", kill_on_drop: false }`
[INFO] [stdout] 22f69845becdcea03441b1e3397e71e6f952fcb5005bd51d3c7d73613839a00e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 522cd20500dffc39a305b2165f6d2fc309d84fb35ed78427d564148a3996ad87
[INFO] running `Command { std: "docker" "start" "-a" "522cd20500dffc39a305b2165f6d2fc309d84fb35ed78427d564148a3996ad87", kill_on_drop: false }`
[INFO] [stderr]    Compiling aws_auth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `trim` and `into_mut_array_40` are never used
[INFO] [stdout]   --> src/util.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub trait SliceExt {
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] 41 |     fn trim(&self) -> &Self;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 42 |     fn no_consequent_spaces(&self) -> bool;
[INFO] [stdout] 43 |     fn into_mut_array_40(&mut self) -> &mut [u8; 40];
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `trim` and `into_mut_array_40` are never used
[INFO] [stdout]   --> src/util.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub trait SliceExt {
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] 41 |     fn trim(&self) -> &Self;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 42 |     fn no_consequent_spaces(&self) -> bool;
[INFO] [stdout] 43 |     fn into_mut_array_40(&mut self) -> &mut [u8; 40];
[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 0.27s
[INFO] running `Command { std: "docker" "inspect" "522cd20500dffc39a305b2165f6d2fc309d84fb35ed78427d564148a3996ad87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522cd20500dffc39a305b2165f6d2fc309d84fb35ed78427d564148a3996ad87", kill_on_drop: false }`
[INFO] [stdout] 522cd20500dffc39a305b2165f6d2fc309d84fb35ed78427d564148a3996ad87