[INFO] fetching crate pcap 0.7.0...
[INFO] checking pcap-0.7.0 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate pcap 0.7.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pcap 0.7.0 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcap 0.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pcap 0.7.0
[INFO] tweaked toml for crates.io crate pcap 0.7.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a04beea0e72aeb2a40bfe4c66ca2d247d6e52e3f868df258a94ec84e9c4610d3
[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" "a04beea0e72aeb2a40bfe4c66ca2d247d6e52e3f868df258a94ec84e9c4610d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a04beea0e72aeb2a40bfe4c66ca2d247d6e52e3f868df258a94ec84e9c4610d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a04beea0e72aeb2a40bfe4c66ca2d247d6e52e3f868df258a94ec84e9c4610d3", kill_on_drop: false }`
[INFO] [stdout] a04beea0e72aeb2a40bfe4c66ca2d247d6e52e3f868df258a94ec84e9c4610d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1cde277c294e8f21b1812fd46a24e417c0f06452934e070a1d52eebdc092a6d
[INFO] running `Command { std: "docker" "start" "-a" "b1cde277c294e8f21b1812fd46a24e417c0f06452934e070a1d52eebdc092a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling pcap v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:147:32
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:781:49
[INFO] [stdout]     |
[INFO] [stdout] 781 | impl<T: Activated> From<Capture<T>> for Capture<Activated> {
[INFO] [stdout]     |                                                 ^^^^^^^^^ help: use `dyn`: `dyn Activated`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:782:41
[INFO] [stdout]     |
[INFO] [stdout] 782 |     fn from(cap: Capture<T>) -> Capture<Activated> {
[INFO] [stdout]     |                                         ^^^^^^^^^ help: use `dyn`: `dyn Activated`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stdout] error[E0463]: can't find crate for `futures`
[INFO] [stdout]  --> examples/streamlisten.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate futures;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pcap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/lib.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn maybe(a: bool) -> Capture<Activated> {
[INFO] [stdout]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn Activated`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/lib.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn also_maybe(a: &mut Capture<Activated>) {
[INFO] [stdout]    |                                   ^^^^^^^^^ help: use `dyn`: `dyn Activated`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:147:32
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:781:49
[INFO] [stdout]     |
[INFO] [stdout] 781 | impl<T: Activated> From<Capture<T>> for Capture<Activated> {
[INFO] [stdout]     |                                                 ^^^^^^^^^ help: use `dyn`: `dyn Activated`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:782:41
[INFO] [stdout]     |
[INFO] [stdout] 782 |     fn from(cap: Capture<T>) -> Capture<Activated> {
[INFO] [stdout]     |                                         ^^^^^^^^^ help: use `dyn`: `dyn Activated`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b1cde277c294e8f21b1812fd46a24e417c0f06452934e070a1d52eebdc092a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1cde277c294e8f21b1812fd46a24e417c0f06452934e070a1d52eebdc092a6d", kill_on_drop: false }`
[INFO] [stdout] b1cde277c294e8f21b1812fd46a24e417c0f06452934e070a1d52eebdc092a6d