[INFO] fetching crate retour 0.4.0-alpha.2...
[INFO] checking retour-0.4.0-alpha.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate retour 0.4.0-alpha.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate retour 0.4.0-alpha.2 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 retour 0.4.0-alpha.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate retour 0.4.0-alpha.2
[INFO] tweaked toml for crates.io crate retour 0.4.0-alpha.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate retour 0.4.0-alpha.2 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] 22d5a1bf5edce9be93c3df9b888ba07f79cb5443dfc75f52c45cadb0dfc50348
[INFO] running `Command { std: "docker" "start" "-a" "22d5a1bf5edce9be93c3df9b888ba07f79cb5443dfc75f52c45cadb0dfc50348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22d5a1bf5edce9be93c3df9b888ba07f79cb5443dfc75f52c45cadb0dfc50348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22d5a1bf5edce9be93c3df9b888ba07f79cb5443dfc75f52c45cadb0dfc50348", kill_on_drop: false }`
[INFO] [stdout] 22d5a1bf5edce9be93c3df9b888ba07f79cb5443dfc75f52c45cadb0dfc50348
[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] 4181c10a3474d63687324b3fc7d69415e711bea6f4ca29da48fc5ef6c64d357f
[INFO] running `Command { std: "docker" "start" "-a" "4181c10a3474d63687324b3fc7d69415e711bea6f4ca29da48fc5ef6c64d357f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]     Checking slice-pool2 v0.4.3
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking region v3.0.0
[INFO] [stderr]     Checking mmap-fixed-fixed v0.1.3
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling libudis86-sys v0.2.1
[INFO] [stderr]     Checking retour v0.4.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ctor v0.2.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "4181c10a3474d63687324b3fc7d69415e711bea6f4ca29da48fc5ef6c64d357f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4181c10a3474d63687324b3fc7d69415e711bea6f4ca29da48fc5ef6c64d357f", kill_on_drop: false }`
[INFO] [stdout] 4181c10a3474d63687324b3fc7d69415e711bea6f4ca29da48fc5ef6c64d357f