[INFO] fetching crate num_stream 0.1.2...
[INFO] checking num_stream-0.1.2 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate num_stream 0.1.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate num_stream 0.1.2 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num_stream 0.1.2
[INFO] finished tweaking crates.io crate num_stream 0.1.2
[INFO] tweaked toml for crates.io crate num_stream 0.1.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate num_stream 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.10
[INFO] [stderr]   Downloaded tokio v0.2.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd54fbf495ade8bc35a420558360b77c792859b2e43ef8074794fe9045c03ed0
[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" "cd54fbf495ade8bc35a420558360b77c792859b2e43ef8074794fe9045c03ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd54fbf495ade8bc35a420558360b77c792859b2e43ef8074794fe9045c03ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd54fbf495ade8bc35a420558360b77c792859b2e43ef8074794fe9045c03ed0", kill_on_drop: false }`
[INFO] [stdout] cd54fbf495ade8bc35a420558360b77c792859b2e43ef8074794fe9045c03ed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1e6291333b54ee61ad6e0fb0032c6f678068e757f34dd0810e715f2925ae12a
[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" "f1e6291333b54ee61ad6e0fb0032c6f678068e757f34dd0810e715f2925ae12a", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.17
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking num_stream v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.88s
[INFO] running `Command { std: "docker" "inspect" "f1e6291333b54ee61ad6e0fb0032c6f678068e757f34dd0810e715f2925ae12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e6291333b54ee61ad6e0fb0032c6f678068e757f34dd0810e715f2925ae12a", kill_on_drop: false }`
[INFO] [stdout] f1e6291333b54ee61ad6e0fb0032c6f678068e757f34dd0810e715f2925ae12a