[INFO] fetching crate tweak 0.1.1...
[INFO] checking tweak-0.1.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate tweak 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tweak 0.1.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tweak 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tweak 0.1.1
[INFO] tweaked toml for crates.io crate tweak 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94e21bb74c7f9b1922183bc68c21ac47d56eb2273184c89ea089e0922eb28d5c
[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" "94e21bb74c7f9b1922183bc68c21ac47d56eb2273184c89ea089e0922eb28d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94e21bb74c7f9b1922183bc68c21ac47d56eb2273184c89ea089e0922eb28d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94e21bb74c7f9b1922183bc68c21ac47d56eb2273184c89ea089e0922eb28d5c", kill_on_drop: false }`
[INFO] [stdout] 94e21bb74c7f9b1922183bc68c21ac47d56eb2273184c89ea089e0922eb28d5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] 1f9d19fb7e2b75b1139d888f67d0f64ffaa6b3620117f966736373ffb99e59d4
[INFO] running `Command { std: "docker" "start" "-a" "1f9d19fb7e2b75b1139d888f67d0f64ffaa6b3620117f966736373ffb99e59d4", kill_on_drop: false }`
[INFO] [stderr]     Checking tweak v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/case.rs:7:48
[INFO] [stdout]   |
[INFO] [stdout] 7 |     cases: Vec<(Option<When<C, E>>, Option<Box<Execute<C, E>>>)>,
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[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/case.rs:56:40
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push_action(&mut self, act: Box<Execute<C, E>>) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/case.rs:7:48
[INFO] [stdout]   |
[INFO] [stdout] 7 |     cases: Vec<(Option<When<C, E>>, Option<Box<Execute<C, E>>>)>,
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[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/case.rs:56:40
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push_action(&mut self, act: Box<Execute<C, E>>) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute<C, E>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1f9d19fb7e2b75b1139d888f67d0f64ffaa6b3620117f966736373ffb99e59d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9d19fb7e2b75b1139d888f67d0f64ffaa6b3620117f966736373ffb99e59d4", kill_on_drop: false }`
[INFO] [stdout] 1f9d19fb7e2b75b1139d888f67d0f64ffaa6b3620117f966736373ffb99e59d4