[INFO] fetching crate gcore 1.6.0...
[INFO] checking gcore-1.6.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate gcore 1.6.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate gcore 1.6.0 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 gcore 1.6.0
[INFO] finished tweaking crates.io crate gcore 1.6.0
[INFO] tweaked toml for crates.io crate gcore 1.6.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.4.0 (available: v0.6.0)
[INFO] [stderr]       Adding derive_more v0.99.18 (available: v1.0.0)
[INFO] [stderr]       Adding enum-iterator v1.5.0 (available: v2.1.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding impl-codec v0.6.0 (available: v0.7.0)
[INFO] [stderr]       Adding primitive-types v0.12.2 (available: v0.13.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding uint v0.9.5 (available: v0.10.0)
[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] 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] a7baaf88ffab53c25f264683edfbf1f129871f7191c38193c01b89ae87525588
[INFO] running `Command { std: "docker" "start" "-a" "a7baaf88ffab53c25f264683edfbf1f129871f7191c38193c01b89ae87525588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7baaf88ffab53c25f264683edfbf1f129871f7191c38193c01b89ae87525588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7baaf88ffab53c25f264683edfbf1f129871f7191c38193c01b89ae87525588", kill_on_drop: false }`
[INFO] [stdout] a7baaf88ffab53c25f264683edfbf1f129871f7191c38193c01b89ae87525588
[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] a5acde160011d8f3b4a462569d1d41f392f2d91f699a7519d8de7cfa573b314c
[INFO] running `Command { std: "docker" "start" "-a" "a5acde160011d8f3b4a462569d1d41f392f2d91f699a7519d8de7cfa573b314c", kill_on_drop: false }`
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling gear-stack-buffer v1.6.0
[INFO] [stderr]    Compiling gear-dlmalloc v0.2.0
[INFO] [stderr]     Checking bs58 v0.5.1
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking libc-print v0.1.23
[INFO] [stderr]     Checking str-buf v3.0.3
[INFO] [stderr]     Checking gsys v1.6.0
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking galloc v1.6.0
[INFO] [stderr]     Checking gear-ss58 v1.6.0
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling enum-iterator-derive v1.4.0
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]     Checking enum-iterator v1.5.0
[INFO] [stderr]     Checking gear-core-errors v1.6.0
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.6.12
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling scale-info-derive v2.11.3
[INFO] [stderr]     Checking parity-scale-codec v3.6.12
[INFO] [stderr]     Checking scale-info v2.11.3
[INFO] [stderr]     Checking impl-codec v0.6.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking gprimitives v1.6.0
[INFO] [stderr]     Checking gcore v1.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.53s
[INFO] running `Command { std: "docker" "inspect" "a5acde160011d8f3b4a462569d1d41f392f2d91f699a7519d8de7cfa573b314c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5acde160011d8f3b4a462569d1d41f392f2d91f699a7519d8de7cfa573b314c", kill_on_drop: false }`
[INFO] [stdout] a5acde160011d8f3b4a462569d1d41f392f2d91f699a7519d8de7cfa573b314c