[INFO] fetching crate bloomchain 0.2.0... [INFO] checking bloomchain-0.2.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] extracting crate bloomchain 0.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate bloomchain 0.2.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bloomchain 0.2.0 [INFO] finished tweaking crates.io crate bloomchain 0.2.0 [INFO] tweaked toml for crates.io crate bloomchain 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ethbloom v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20f438481f94ee56a3e3cad1376ccd5f59a15b9205e846fc3337e4ae1dec47f1 [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" "20f438481f94ee56a3e3cad1376ccd5f59a15b9205e846fc3337e4ae1dec47f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20f438481f94ee56a3e3cad1376ccd5f59a15b9205e846fc3337e4ae1dec47f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20f438481f94ee56a3e3cad1376ccd5f59a15b9205e846fc3337e4ae1dec47f1", kill_on_drop: false }` [INFO] [stdout] 20f438481f94ee56a3e3cad1376ccd5f59a15b9205e846fc3337e4ae1dec47f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] e58f16f66384ce8ca3927ceee519cd929482336a8a34563869010c36693ca092 [INFO] running `Command { std: "docker" "start" "-a" "e58f16f66384ce8ca3927ceee519cd929482336a8a34563869010c36693ca092", kill_on_drop: false }` [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Checking rustc-hex v1.0.0 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Checking ethbloom v0.2.5 [INFO] [stderr] Checking bloomchain v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/chain.rs:13:10 [INFO] [stdout] | [INFO] [stdout] 13 | db: &'a BloomDatabase, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomDatabase` [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/chain.rs:18:37 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(config: Config, db: &'a BloomDatabase) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomDatabase` [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/chain.rs:146:32 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn filter(&self, filter: &Filter) -> Vec { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Filter` [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/group/bridge.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | db: &'a BloomGroupDatabase, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomGroupDatabase` [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/group/bridge.rs:15:37 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new(config: Config, db: &'a BloomGroupDatabase) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomGroupDatabase` [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/group/chain.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | db: &'a BloomGroupDatabase, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomGroupDatabase` [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/group/chain.rs:20:37 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(config: Config, db: &'a BloomGroupDatabase) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomGroupDatabase` [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/group/chain.rs:66:32 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn filter(&self, filter: &Filter) -> Vec { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Filter` [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: variable does not need to be mutable [INFO] [stdout] --> src/group/chain.rs:36:10 [INFO] [stdout] | [INFO] [stdout] 36 | let mut group = acc [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/chain.rs:13:10 [INFO] [stdout] | [INFO] [stdout] 13 | db: &'a BloomDatabase, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomDatabase` [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/chain.rs:18:37 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(config: Config, db: &'a BloomDatabase) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomDatabase` [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/chain.rs:146:32 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn filter(&self, filter: &Filter) -> Vec { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Filter` [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/group/bridge.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | db: &'a BloomGroupDatabase, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomGroupDatabase` [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/group/bridge.rs:15:37 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new(config: Config, db: &'a BloomGroupDatabase) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomGroupDatabase` [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/group/chain.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | db: &'a BloomGroupDatabase, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomGroupDatabase` [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/group/chain.rs:20:37 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(config: Config, db: &'a BloomGroupDatabase) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BloomGroupDatabase` [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/group/chain.rs:66:32 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn filter(&self, filter: &Filter) -> Vec { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Filter` [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: variable does not need to be mutable [INFO] [stdout] --> src/group/chain.rs:36:10 [INFO] [stdout] | [INFO] [stdout] 36 | let mut group = acc [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.22s [INFO] running `Command { std: "docker" "inspect" "e58f16f66384ce8ca3927ceee519cd929482336a8a34563869010c36693ca092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e58f16f66384ce8ca3927ceee519cd929482336a8a34563869010c36693ca092", kill_on_drop: false }` [INFO] [stdout] e58f16f66384ce8ca3927ceee519cd929482336a8a34563869010c36693ca092