[INFO] fetching crate execution-context 0.1.0...
[INFO] checking execution-context-0.1.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate execution-context 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate execution-context 0.1.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate execution-context 0.1.0
[INFO] finished tweaking crates.io crate execution-context 0.1.0
[INFO] tweaked toml for crates.io crate execution-context 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c07a9440ae543ea1481846d893d6f861a150acb298daa7f029b67950246f87be
[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" "c07a9440ae543ea1481846d893d6f861a150acb298daa7f029b67950246f87be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c07a9440ae543ea1481846d893d6f861a150acb298daa7f029b67950246f87be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c07a9440ae543ea1481846d893d6f861a150acb298daa7f029b67950246f87be", kill_on_drop: false }`
[INFO] [stdout] c07a9440ae543ea1481846d893d6f861a150acb298daa7f029b67950246f87be
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e837fad25a615a2d356667825e2b6c46df3a0860b9bea8f71e85641dbd13b7b3
[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" "e837fad25a615a2d356667825e2b6c46df3a0860b9bea8f71e85641dbd13b7b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling im v10.2.0
[INFO] [stderr]     Checking execution-context v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ctx.rs:252:67
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub(crate) fn set_local_value(key: TypeId, new_value: Arc<Box<Opaque>>) {
[INFO] [stdout]     |                                                                   ^^^^^^ help: use `dyn`: `dyn Opaque`
[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/ctx.rs:260:66
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub(crate) fn get_local_value(key: TypeId) -> Option<Arc<Box<Opaque>>> {
[INFO] [stdout]     |                                                                  ^^^^^^ help: use `dyn`: `dyn Opaque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) type LocalMap = HashMap<TypeId, Box<Opaque>, BuildHasherDefault<IdHasher>>;
[INFO] [stdout]    |                                                ^^^^^^ help: use `dyn`: `dyn Opaque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ctx.rs:252:67
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub(crate) fn set_local_value(key: TypeId, new_value: Arc<Box<Opaque>>) {
[INFO] [stdout]     |                                                                   ^^^^^^ help: use `dyn`: `dyn Opaque`
[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/ctx.rs:260:66
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub(crate) fn get_local_value(key: TypeId) -> Option<Arc<Box<Opaque>>> {
[INFO] [stdout]     |                                                                  ^^^^^^ help: use `dyn`: `dyn Opaque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) type LocalMap = HashMap<TypeId, Box<Opaque>, BuildHasherDefault<IdHasher>>;
[INFO] [stdout]    |                                                ^^^^^^ help: use `dyn`: `dyn Opaque`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "e837fad25a615a2d356667825e2b6c46df3a0860b9bea8f71e85641dbd13b7b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e837fad25a615a2d356667825e2b6c46df3a0860b9bea8f71e85641dbd13b7b3", kill_on_drop: false }`
[INFO] [stdout] e837fad25a615a2d356667825e2b6c46df3a0860b9bea8f71e85641dbd13b7b3