[INFO] fetching crate httptest_server 0.1.0...
[INFO] checking httptest_server-0.1.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate httptest_server 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate httptest_server 0.1.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate httptest_server 0.1.0
[INFO] finished tweaking crates.io crate httptest_server 0.1.0
[INFO] tweaked toml for crates.io crate httptest_server 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 436929b4c7b2cef917335d9a7969641c00a19c36bb30d0293c2b5c6572d2cf97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "436929b4c7b2cef917335d9a7969641c00a19c36bb30d0293c2b5c6572d2cf97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "436929b4c7b2cef917335d9a7969641c00a19c36bb30d0293c2b5c6572d2cf97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "436929b4c7b2cef917335d9a7969641c00a19c36bb30d0293c2b5c6572d2cf97", kill_on_drop: false }`
[INFO] [stdout] 436929b4c7b2cef917335d9a7969641c00a19c36bb30d0293c2b5c6572d2cf97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 281b87c958cf9c09a9bd4b350ebc254b13ed1e1f7eca7a6d48e0b304941c62eb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "281b87c958cf9c09a9bd4b350ebc254b13ed1e1f7eca7a6d48e0b304941c62eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking httptest_core v0.1.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking httptest_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.39s
[INFO] running `Command { std: "docker" "inspect" "281b87c958cf9c09a9bd4b350ebc254b13ed1e1f7eca7a6d48e0b304941c62eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281b87c958cf9c09a9bd4b350ebc254b13ed1e1f7eca7a6d48e0b304941c62eb", kill_on_drop: false }`
[INFO] [stdout] 281b87c958cf9c09a9bd4b350ebc254b13ed1e1f7eca7a6d48e0b304941c62eb