[INFO] fetching crate tange-collection 0.1.2... [INFO] checking tange-collection-0.1.2 against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387 [INFO] extracting crate tange-collection 0.1.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate tange-collection 0.1.2 on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tange-collection 0.1.2 [INFO] finished tweaking crates.io crate tange-collection 0.1.2 [INFO] tweaked toml for crates.io crate tange-collection 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a2c5b0dd09c12566eba3a3cb82a7fcbe1006a37971286e40c2a9b98cca159697 [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" "a2c5b0dd09c12566eba3a3cb82a7fcbe1006a37971286e40c2a9b98cca159697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2c5b0dd09c12566eba3a3cb82a7fcbe1006a37971286e40c2a9b98cca159697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2c5b0dd09c12566eba3a3cb82a7fcbe1006a37971286e40c2a9b98cca159697", kill_on_drop: false }` [INFO] [stdout] a2c5b0dd09c12566eba3a3cb82a7fcbe1006a37971286e40c2a9b98cca159697 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e5e0c4178ca44c4d3b59186d66649abb11b8195130130d832f1bbb2d9a55a9f [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" "2e5e0c4178ca44c4d3b59186d66649abb11b8195130130d832f1bbb2d9a55a9f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking indexmap v0.4.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking jobpool v0.3.8 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking snap v0.2.5 [INFO] [stderr] Checking priority-queue v0.5.4 [INFO] [stderr] Checking tange v0.1.1 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking tange-collection v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/collection/memory.rs:169:56 [INFO] [stdout] | [INFO] [stdout] 169 | F: 'static + Sync + Send + Clone + Fn(&A, &mut FnMut(B) -> ()) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/collection/memory.rs:197:56 [INFO] [stdout] | [INFO] [stdout] 197 | F: 'static + Sync + Send + Clone + Fn(&A, &mut FnMut(B) -> ()) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/collection/disk.rs:199:56 [INFO] [stdout] | [INFO] [stdout] 199 | F: 'static + Sync + Send + Clone + Fn(&A, &mut FnMut(B) -> ()) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/collection/memory.rs:169:56 [INFO] [stdout] | [INFO] [stdout] 169 | F: 'static + Sync + Send + Clone + Fn(&A, &mut FnMut(B) -> ()) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/collection/memory.rs:197:56 [INFO] [stdout] | [INFO] [stdout] 197 | F: 'static + Sync + Send + Clone + Fn(&A, &mut FnMut(B) -> ()) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/collection/disk.rs:199:56 [INFO] [stdout] | [INFO] [stdout] 199 | F: 'static + Sync + Send + Clone + Fn(&A, &mut FnMut(B) -> ()) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/collection/mod.rs:18:52 [INFO] [stdout] | [INFO] [stdout] 18 | F: 'static + Sync + Send + Clone + Fn(&A, &mut FnMut(B) -> ()), [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/collection/mod.rs:18:52 [INFO] [stdout] | [INFO] [stdout] 18 | F: 'static + Sync + Send + Clone + Fn(&A, &mut FnMut(B) -> ()), [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(B) -> ()` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.48s [INFO] running `Command { std: "docker" "inspect" "2e5e0c4178ca44c4d3b59186d66649abb11b8195130130d832f1bbb2d9a55a9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e5e0c4178ca44c4d3b59186d66649abb11b8195130130d832f1bbb2d9a55a9f", kill_on_drop: false }` [INFO] [stdout] 2e5e0c4178ca44c4d3b59186d66649abb11b8195130130d832f1bbb2d9a55a9f