[INFO] fetching crate futures-signals-structs-traits 0.2.0...
[INFO] testing futures-signals-structs-traits-0.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate futures-signals-structs-traits 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate futures-signals-structs-traits 0.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-signals-structs-traits 0.2.0
[INFO] finished tweaking crates.io crate futures-signals-structs-traits 0.2.0
[INFO] tweaked toml for crates.io crate futures-signals-structs-traits 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f49a672295262bee094d60dfae7bbcfc608701df08d18b6bdf4e11e9ae3f8390
[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" "f49a672295262bee094d60dfae7bbcfc608701df08d18b6bdf4e11e9ae3f8390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f49a672295262bee094d60dfae7bbcfc608701df08d18b6bdf4e11e9ae3f8390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49a672295262bee094d60dfae7bbcfc608701df08d18b6bdf4e11e9ae3f8390", kill_on_drop: false }`
[INFO] [stdout] f49a672295262bee094d60dfae7bbcfc608701df08d18b6bdf4e11e9ae3f8390
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb2282a446005c3f5b3229e221e1bd603ca02ff9357c1b3b8ec751fe3e986976
[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" "cb2282a446005c3f5b3229e221e1bd603ca02ff9357c1b3b8ec751fe3e986976", kill_on_drop: false }`
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling futures-signals v0.3.15
[INFO] [stderr]    Compiling futures-signals-structs-traits v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.75s
[INFO] running `Command { std: "docker" "inspect" "cb2282a446005c3f5b3229e221e1bd603ca02ff9357c1b3b8ec751fe3e986976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2282a446005c3f5b3229e221e1bd603ca02ff9357c1b3b8ec751fe3e986976", kill_on_drop: false }`
[INFO] [stdout] cb2282a446005c3f5b3229e221e1bd603ca02ff9357c1b3b8ec751fe3e986976
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4d845eca9681ac809c9539449c497d204cbdf84ad4851be46c7fa9f8923b0c7
[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" "c4d845eca9681ac809c9539449c497d204cbdf84ad4851be46c7fa9f8923b0c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-signals-structs-traits v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "c4d845eca9681ac809c9539449c497d204cbdf84ad4851be46c7fa9f8923b0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4d845eca9681ac809c9539449c497d204cbdf84ad4851be46c7fa9f8923b0c7", kill_on_drop: false }`
[INFO] [stdout] c4d845eca9681ac809c9539449c497d204cbdf84ad4851be46c7fa9f8923b0c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9459e926f7380292cd2474f25339d8a270c14f55541f87b73fb041dde459ab8b
[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" "9459e926f7380292cd2474f25339d8a270c14f55541f87b73fb041dde459ab8b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures_signals_structs_traits-3d9c2337fedd13f8
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures-signals-structs-traits
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9459e926f7380292cd2474f25339d8a270c14f55541f87b73fb041dde459ab8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9459e926f7380292cd2474f25339d8a270c14f55541f87b73fb041dde459ab8b", kill_on_drop: false }`
[INFO] [stdout] 9459e926f7380292cd2474f25339d8a270c14f55541f87b73fb041dde459ab8b
