[INFO] fetching crate clickhouse-rs 1.0.0-alpha.1... [INFO] checking clickhouse-rs-1.0.0-alpha.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate clickhouse-rs 1.0.0-alpha.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate clickhouse-rs 1.0.0-alpha.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate clickhouse-rs 1.0.0-alpha.1 [INFO] finished tweaking crates.io crate clickhouse-rs 1.0.0-alpha.1 [INFO] tweaked toml for crates.io crate clickhouse-rs 1.0.0-alpha.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate clickhouse-rs 1.0.0-alpha.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a828b938a89ba43f39162a6b7ecdb2a930e1e2bda02107cce629e14718cd4429 [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" "a828b938a89ba43f39162a6b7ecdb2a930e1e2bda02107cce629e14718cd4429", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a828b938a89ba43f39162a6b7ecdb2a930e1e2bda02107cce629e14718cd4429", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a828b938a89ba43f39162a6b7ecdb2a930e1e2bda02107cce629e14718cd4429", kill_on_drop: false }` [INFO] [stdout] a828b938a89ba43f39162a6b7ecdb2a930e1e2bda02107cce629e14718cd4429 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f2b93a2fe04492dc131c797a61284f50ea81bb7cd85dfaab624c0ac9e35a4d9 [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" "1f2b93a2fe04492dc131c797a61284f50ea81bb7cd85dfaab624c0ac9e35a4d9", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling serde v1.0.122 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Checking futures-sink v0.3.12 [INFO] [stderr] Checking futures-core v0.3.12 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking thread_local v1.1.2 [INFO] [stderr] Checking futures-task v0.3.12 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling tokio v1.1.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking combine v4.5.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-queue v0.3.1 [INFO] [stderr] Compiling lz4-sys v1.9.2 [INFO] [stderr] Compiling clickhouse-rs-cityhash-sys v0.1.2 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking rand v0.8.2 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking crossbeam v0.8.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking env_logger v0.8.2 [INFO] [stderr] Compiling parse-zoneinfo v0.3.0 [INFO] [stderr] Compiling chrono-tz v0.5.3 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling pin-project-internal v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Checking futures-util v0.3.12 [INFO] [stderr] Checking pin-project v1.0.4 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking lz4 v1.23.2 [INFO] [stderr] Checking clickhouse-rs v1.0.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/types/column/mod.rs:195:20 [INFO] [stdout] | [INFO] [stdout] 195 | let data = ColumnData::load_data::(reader, &type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/array.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/decimal.rs:54:21 [INFO] [stdout] | [INFO] [stdout] 54 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/enums.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/enums.rs:238:21 [INFO] [stdout] | [INFO] [stdout] 238 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:134:24 [INFO] [stdout] | [INFO] [stdout] 134 | inner: ColumnData::from_type::(inner_type.clone(), timezone, capacity)?, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:138:24 [INFO] [stdout] | [INFO] [stdout] 138 | inner: ColumnData::from_type::(inner_type.clone(), timezone, capacity)?, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:150:28 [INFO] [stdout] | [INFO] [stdout] 150 | inner: ColumnData::from_type::( [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:160:24 [INFO] [stdout] | [INFO] [stdout] 160 | inner: ColumnData::from_type::( [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:168:24 [INFO] [stdout] | [INFO] [stdout] 168 | inner: ColumnData::from_type::( [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/mod.rs:195:20 [INFO] [stdout] | [INFO] [stdout] 195 | let data = ColumnData::load_data::(reader, &type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/array.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/decimal.rs:54:21 [INFO] [stdout] | [INFO] [stdout] 54 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/enums.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/enums.rs:238:21 [INFO] [stdout] | [INFO] [stdout] 238 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:134:24 [INFO] [stdout] | [INFO] [stdout] 134 | inner: ColumnData::from_type::(inner_type.clone(), timezone, capacity)?, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:138:24 [INFO] [stdout] | [INFO] [stdout] 138 | inner: ColumnData::from_type::(inner_type.clone(), timezone, capacity)?, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:150:28 [INFO] [stdout] | [INFO] [stdout] 150 | inner: ColumnData::from_type::( [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:160:24 [INFO] [stdout] | [INFO] [stdout] 160 | inner: ColumnData::from_type::( [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/factory.rs:168:24 [INFO] [stdout] | [INFO] [stdout] 168 | inner: ColumnData::from_type::( [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/nullable.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/block/builder.rs:94:27 [INFO] [stdout] | [INFO] [stdout] 94 | data: ColumnData::from_type::(sql_type, timezone, block.capacity)?, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/column/nullable.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | let inner = ColumnData::load_data::(reader, type_name, size, tz)?; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [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/types/block/builder.rs:94:27 [INFO] [stdout] | [INFO] [stdout] 94 | data: ColumnData::from_type::(sql_type, timezone, block.capacity)?, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/pool/mod.rs:413:30 [INFO] [stdout] | [INFO] [stdout] 413 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 413 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 413 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.69s [INFO] running `Command { std: "docker" "inspect" "1f2b93a2fe04492dc131c797a61284f50ea81bb7cd85dfaab624c0ac9e35a4d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f2b93a2fe04492dc131c797a61284f50ea81bb7cd85dfaab624c0ac9e35a4d9", kill_on_drop: false }` [INFO] [stdout] 1f2b93a2fe04492dc131c797a61284f50ea81bb7cd85dfaab624c0ac9e35a4d9