[INFO] fetching crate ezhttp 0.1.6...
[INFO] checking ezhttp-0.1.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate ezhttp 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate ezhttp 0.1.6 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 ezhttp 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ezhttp 0.1.6
[INFO] tweaked toml for crates.io crate ezhttp 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate ezhttp 0.1.6 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4327c707c2172223a0d0be1e51e9d2e4b438633266c733d1571eb4cde75bfd2d
[INFO] running `Command { std: "docker" "start" "-a" "4327c707c2172223a0d0be1e51e9d2e4b438633266c733d1571eb4cde75bfd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4327c707c2172223a0d0be1e51e9d2e4b438633266c733d1571eb4cde75bfd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4327c707c2172223a0d0be1e51e9d2e4b438633266c733d1571eb4cde75bfd2d", kill_on_drop: false }`
[INFO] [stdout] 4327c707c2172223a0d0be1e51e9d2e4b438633266c733d1571eb4cde75bfd2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2cadae9e70178ae10e38043a536643a9514cd400d73535c99480f9f6a5685336
[INFO] running `Command { std: "docker" "start" "-a" "2cadae9e70178ae10e38043a536643a9514cd400d73535c99480f9f6a5685336", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.39.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rusty_pool v0.7.0
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking ezhttp v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.07s
[INFO] running `Command { std: "docker" "inspect" "2cadae9e70178ae10e38043a536643a9514cd400d73535c99480f9f6a5685336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cadae9e70178ae10e38043a536643a9514cd400d73535c99480f9f6a5685336", kill_on_drop: false }`
[INFO] [stdout] 2cadae9e70178ae10e38043a536643a9514cd400d73535c99480f9f6a5685336