[INFO] fetching crate rcx 0.1.3...
[INFO] checking rcx-0.1.3 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate rcx 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rcx 0.1.3 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcx 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rcx 0.1.3
[INFO] tweaked toml for crates.io crate rcx 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate rcx 0.1.3 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29c6597ab5c41ba2aa6f3b4767f55853b7eae48107995df1ff9b2ee9013bafe4
[INFO] running `Command { std: "docker" "start" "-a" "29c6597ab5c41ba2aa6f3b4767f55853b7eae48107995df1ff9b2ee9013bafe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29c6597ab5c41ba2aa6f3b4767f55853b7eae48107995df1ff9b2ee9013bafe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c6597ab5c41ba2aa6f3b4767f55853b7eae48107995df1ff9b2ee9013bafe4", kill_on_drop: false }`
[INFO] [stdout] 29c6597ab5c41ba2aa6f3b4767f55853b7eae48107995df1ff9b2ee9013bafe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96929f38f74009359ba8afba93b8cc63587cee112df9a07e46e5b4afd6c23140
[INFO] running `Command { std: "docker" "start" "-a" "96929f38f74009359ba8afba93b8cc63587cee112df9a07e46e5b4afd6c23140", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling cc v1.0.88
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.10
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling askama_parser v0.2.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]    Compiling basic-toml v0.1.8
[INFO] [stderr]    Compiling serde_yaml v0.9.32
[INFO] [stderr]    Compiling askama_derive v0.12.5
[INFO] [stderr]    Compiling askama v0.12.1
[INFO] [stderr]    Compiling rcx v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.11s
[INFO] running `Command { std: "docker" "inspect" "96929f38f74009359ba8afba93b8cc63587cee112df9a07e46e5b4afd6c23140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96929f38f74009359ba8afba93b8cc63587cee112df9a07e46e5b4afd6c23140", kill_on_drop: false }`
[INFO] [stdout] 96929f38f74009359ba8afba93b8cc63587cee112df9a07e46e5b4afd6c23140