[INFO] fetching crate kolben 0.0.3...
[INFO] building kolben-0.0.3 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate kolben 0.0.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate kolben 0.0.3 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 kolben 0.0.3
[INFO] finished tweaking crates.io crate kolben 0.0.3
[INFO] tweaked toml for crates.io crate kolben 0.0.3 written to /workspace/builds/worker-2-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 21 packages to latest compatible versions
[INFO] [stderr]       Adding postcard-cobs v0.1.5-pre (available: v0.2.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rzcobs v0.1.2
[INFO] [stderr]   Downloaded rcobs v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4a4f3860867363c0e73f69355746e936dac0a73bfb6c8bac9a92bea80de98e5a
[INFO] running `Command { std: "docker" "start" "-a" "4a4f3860867363c0e73f69355746e936dac0a73bfb6c8bac9a92bea80de98e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a4f3860867363c0e73f69355746e936dac0a73bfb6c8bac9a92bea80de98e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a4f3860867363c0e73f69355746e936dac0a73bfb6c8bac9a92bea80de98e5a", kill_on_drop: false }`
[INFO] [stdout] 4a4f3860867363c0e73f69355746e936dac0a73bfb6c8bac9a92bea80de98e5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ce4c5d25f99551b632c992baad2fae3b8cb60da47d455774ef49a1a2d70a1990
[INFO] running `Command { std: "docker" "start" "-a" "ce4c5d25f99551b632c992baad2fae3b8cb60da47d455774ef49a1a2d70a1990", kill_on_drop: false }`
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling rcobs v0.1.1
[INFO] [stderr]    Compiling rzcobs v0.1.2
[INFO] [stderr]    Compiling kolben v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "ce4c5d25f99551b632c992baad2fae3b8cb60da47d455774ef49a1a2d70a1990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4c5d25f99551b632c992baad2fae3b8cb60da47d455774ef49a1a2d70a1990", kill_on_drop: false }`
[INFO] [stdout] ce4c5d25f99551b632c992baad2fae3b8cb60da47d455774ef49a1a2d70a1990
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a1e24460246a132c7b2f00531353b9b9266858051d6dfcf9d6aa1f34197714b9
[INFO] running `Command { std: "docker" "start" "-a" "a1e24460246a132c7b2f00531353b9b9266858051d6dfcf9d6aa1f34197714b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling similar v2.6.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling console v0.15.10
[INFO] [stderr]    Compiling insta v1.41.1
[INFO] [stderr]    Compiling kolben v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     insta::assert_display_snapshot!(cobs_ser_fmt_zeroes);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     insta::assert_display_snapshot!(cobs_ser_fmt_zeroes);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     insta::assert_display_snapshot!(cobs_ser_fmt_zeroes);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     insta::assert_display_snapshot!(cobs_ser_fmt_zeroes);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> tests/cobs-demos.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     insta::assert_display_snapshot!(cobs_ser_fmt_zeroes);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:140:5
[INFO] [stdout]     |
[INFO] [stdout] 140 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 172 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]    --> tests/cobs-demos.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     insta::assert_display_snapshot!(cobs_ser_fmt);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "a1e24460246a132c7b2f00531353b9b9266858051d6dfcf9d6aa1f34197714b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e24460246a132c7b2f00531353b9b9266858051d6dfcf9d6aa1f34197714b9", kill_on_drop: false }`
[INFO] [stdout] a1e24460246a132c7b2f00531353b9b9266858051d6dfcf9d6aa1f34197714b9