[INFO] fetching crate snowcloud 0.4.0... [INFO] testing snowcloud-0.4.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate snowcloud 0.4.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate snowcloud 0.4.0 [INFO] finished tweaking crates.io crate snowcloud 0.4.0 [INFO] tweaked toml for crates.io crate snowcloud 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate snowcloud 0.4.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 69 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.4.0 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded os_str_bytes v6.6.1 [INFO] [stderr] Downloaded criterion v0.4.0 [INFO] [stderr] Downloaded clap v3.2.25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72d3f587f6afa5631634d5bf5f981842b4e6809551425e42672e8c37f5d92d66 [INFO] running `Command { std: "docker" "start" "-a" "72d3f587f6afa5631634d5bf5f981842b4e6809551425e42672e8c37f5d92d66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72d3f587f6afa5631634d5bf5f981842b4e6809551425e42672e8c37f5d92d66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72d3f587f6afa5631634d5bf5f981842b4e6809551425e42672e8c37f5d92d66", kill_on_drop: false }` [INFO] [stdout] 72d3f587f6afa5631634d5bf5f981842b4e6809551425e42672e8c37f5d92d66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd6f804f553e3349ea381085285eb594c19f67392aedf0436698e65eef704d60 [INFO] running `Command { std: "docker" "start" "-a" "cd6f804f553e3349ea381085285eb594c19f67392aedf0436698e65eef704d60", kill_on_drop: false }` [INFO] [stderr] Compiling snowcloud v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "cd6f804f553e3349ea381085285eb594c19f67392aedf0436698e65eef704d60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd6f804f553e3349ea381085285eb594c19f67392aedf0436698e65eef704d60", kill_on_drop: false }` [INFO] [stdout] cd6f804f553e3349ea381085285eb594c19f67392aedf0436698e65eef704d60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a2518805534a270c5cb430223d340bc4bba1a51e0abf074cbe17c97e0df7538 [INFO] running `Command { std: "docker" "start" "-a" "9a2518805534a270c5cb430223d340bc4bba1a51e0abf074cbe17c97e0df7538", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling os_str_bytes v6.6.1 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling textwrap v0.16.2 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling clap v3.2.25 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling zerocopy-derive v0.8.27 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling half v2.7.1 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling criterion v0.4.0 [INFO] [stderr] Compiling snowcloud v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `total_found` is never read [INFO] [stdout] --> src/cloud/sync.rs:251:21 [INFO] [stdout] | [INFO] [stdout] 251 | total_found += 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `total_found` is never read [INFO] [stdout] --> src/cloud/mod.rs:206:21 [INFO] [stdout] | [INFO] [stdout] 206 | total_found += 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 31.43s [INFO] running `Command { std: "docker" "inspect" "9a2518805534a270c5cb430223d340bc4bba1a51e0abf074cbe17c97e0df7538", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a2518805534a270c5cb430223d340bc4bba1a51e0abf074cbe17c97e0df7538", kill_on_drop: false }` [INFO] [stdout] 9a2518805534a270c5cb430223d340bc4bba1a51e0abf074cbe17c97e0df7538 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b4ec25f4007bc09f404659e431cbf77a5c3634c69a4f2bb7b658af6fc63e1ea3 [INFO] running `Command { std: "docker" "start" "-a" "b4ec25f4007bc09f404659e431cbf77a5c3634c69a4f2bb7b658af6fc63e1ea3", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `total_found` is never read [INFO] [stderr] --> src/cloud/sync.rs:251:21 [INFO] [stderr] | [INFO] [stderr] 251 | total_found += 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `total_found` is never read [INFO] [stderr] --> src/cloud/mod.rs:206:21 [INFO] [stderr] | [INFO] [stderr] 206 | total_found += 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: `snowcloud` (lib test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snowcloud-c041e899f27fa946) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test flake::i64::dual::test::properly_shifted_integers ... ok [INFO] [stdout] test flake::i64::dual::test::properly_calculated_consts ... ok [INFO] [stdout] test cloud::test::unique_ids ... ok [INFO] [stdout] test flake::i64::single::test::to_int_and_back ... ok [INFO] [stdout] test flake::i64::dual::test::to_int_and_back ... ok [INFO] [stdout] test flake::i64::single::test::properly_calculated_consts ... ok [INFO] [stdout] test flake::u64::dual::test::properly_calculated_consts ... ok [INFO] [stdout] test flake::u64::dual::test::to_int_and_back ... ok [INFO] [stdout] test flake::u64::single::test::properly_calculated_consts ... ok [INFO] [stdout] test flake::i64::single::test::properly_shifted_integers ... ok [INFO] [stdout] test flake::u64::single::test::to_int_and_back ... ok [INFO] [stdout] test flake::u64::single::test::properly_shifted_integers ... ok [INFO] [stdout] test cloud::sync::test::unique_ids ... ok [INFO] [stdout] test cloud::sync::test::unique_ids_threaded ... ok [INFO] [stdout] test flake::u64::dual::test::properly_shifted_integers ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] [stderr] Doc-tests snowcloud [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test src/error.rs - error::Error (line 14) ... ok [INFO] [stdout] test src/flake/u64/dual.rs - flake::u64::dual::DualIdFlake (line 67) ... FAILED [INFO] [stdout] test src/flake/u64/single.rs - flake::u64::single::SingleIdFlake (line 58) ... FAILED [INFO] [stdout] test src/flake/i64/single.rs - flake::i64::single::SingleIdFlake (line 59) ... FAILED [INFO] [stdout] test src/flake/i64/single.rs - flake::i64::single::SingleIdFlake (line 82) ... ok [INFO] [stdout] test src/flake/u64/dual.rs - flake::u64::dual::DualIdFlake (line 90) ... ok [INFO] [stdout] test src/cloud/sync.rs - cloud::sync::MutexGenerator (line 24) ... ok [INFO] [stdout] test src/flake/u64/single.rs - flake::u64::single::SingleIdFlake (line 81) ... ok [INFO] [stdout] test src/flake/i64/dual.rs - flake::i64::dual::DualIdFlake (line 67) ... FAILED [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] test src/lib.rs - (line 91) ... ok [INFO] [stdout] test src/flake/i64/dual.rs - flake::i64::dual::DualIdFlake (line 90) ... ok [INFO] [stdout] test src/lib.rs - (line 30) ... ok [INFO] [stdout] test src/cloud/mod.rs - cloud::Generator (line 23) ... ok [INFO] [stdout] test src/wait.rs - wait::blocking_next_id_mut (line 90) ... ok [INFO] [stdout] test src/wait.rs - wait::blocking_next_id (line 38) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/flake/u64/dual.rs - flake::u64::dual::DualIdFlake (line 67) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `serde` [INFO] [stdout] --> src/flake/u64/dual.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `serde` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `serde`, use `cargo add serde` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `MyStruct: serde::Serialize` is not satisfied [INFO] [stdout] --> src/flake/u64/dual.rs:82:41 [INFO] [stdout] | [INFO] [stdout] 82 | let json_string = serde_json::to_string(&my_struct).unwrap(); [INFO] [stdout] | --------------------- ^^^^^^^^^^ unsatisfied trait bound [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] help: the trait `serde::Serialize` is not implemented for `MyStruct` [INFO] [stdout] --> src/flake/u64/dual.rs:74:1 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct MyStruct { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: for local types consider adding `#[derive(serde::Serialize)]` to your `MyStruct` type [INFO] [stdout] = note: for types from other crates check whether the crate offers a `serde` feature flag [INFO] [stdout] = help: the following other types implement trait `serde::Serialize`: [INFO] [stdout] &'a T [INFO] [stdout] &'a mut T [INFO] [stdout] () [INFO] [stdout] (T,) [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] and 147 others [INFO] [stdout] note: required by a bound in `serde_json::to_string` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17 [INFO] [stdout] | [INFO] [stdout] 2245 | pub fn to_string(value: &T) -> Result [INFO] [stdout] | --------- required by a bound in this function [INFO] [stdout] 2246 | where [INFO] [stdout] 2247 | T: ?Sized + Serialize, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `to_string` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/flake/u64/single.rs - flake::u64::single::SingleIdFlake (line 58) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `serde` [INFO] [stdout] --> src/flake/u64/single.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `serde` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `serde`, use `cargo add serde` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `MyStruct: serde::Serialize` is not satisfied [INFO] [stdout] --> src/flake/u64/single.rs:73:41 [INFO] [stdout] | [INFO] [stdout] 73 | let json_string = serde_json::to_string(&my_struct).unwrap(); [INFO] [stdout] | --------------------- ^^^^^^^^^^ unsatisfied trait bound [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] help: the trait `serde::Serialize` is not implemented for `MyStruct` [INFO] [stdout] --> src/flake/u64/single.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct MyStruct { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: for local types consider adding `#[derive(serde::Serialize)]` to your `MyStruct` type [INFO] [stdout] = note: for types from other crates check whether the crate offers a `serde` feature flag [INFO] [stdout] = help: the following other types implement trait `serde::Serialize`: [INFO] [stdout] &'a T [INFO] [stdout] &'a mut T [INFO] [stdout] () [INFO] [stdout] (T,) [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] and 147 others [INFO] [stdout] note: required by a bound in `serde_json::to_string` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17 [INFO] [stdout] | [INFO] [stdout] 2245 | pub fn to_string(value: &T) -> Result [INFO] [stdout] | --------- required by a bound in this function [INFO] [stdout] 2246 | where [INFO] [stdout] 2247 | T: ?Sized + Serialize, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `to_string` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/flake/i64/single.rs - flake::i64::single::SingleIdFlake (line 59) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `serde` [INFO] [stdout] --> src/flake/i64/single.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `serde` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `serde`, use `cargo add serde` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `MyStruct: serde::Serialize` is not satisfied [INFO] [stdout] --> src/flake/i64/single.rs:74:41 [INFO] [stdout] | [INFO] [stdout] 74 | let json_string = serde_json::to_string(&my_struct).unwrap(); [INFO] [stdout] | --------------------- ^^^^^^^^^^ unsatisfied trait bound [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] help: the trait `serde::Serialize` is not implemented for `MyStruct` [INFO] [stdout] --> src/flake/i64/single.rs:66:1 [INFO] [stdout] | [INFO] [stdout] 66 | pub struct MyStruct { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: for local types consider adding `#[derive(serde::Serialize)]` to your `MyStruct` type [INFO] [stdout] = note: for types from other crates check whether the crate offers a `serde` feature flag [INFO] [stdout] = help: the following other types implement trait `serde::Serialize`: [INFO] [stdout] &'a T [INFO] [stdout] &'a mut T [INFO] [stdout] () [INFO] [stdout] (T,) [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] and 147 others [INFO] [stdout] note: required by a bound in `serde_json::to_string` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17 [INFO] [stdout] | [INFO] [stdout] 2245 | pub fn to_string(value: &T) -> Result [INFO] [stdout] | --------- required by a bound in this function [INFO] [stdout] 2246 | where [INFO] [stdout] 2247 | T: ?Sized + Serialize, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `to_string` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/flake/i64/dual.rs - flake::i64::dual::DualIdFlake (line 67) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `serde` [INFO] [stdout] --> src/flake/i64/dual.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `serde` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `serde`, use `cargo add serde` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `MyStruct: serde::Serialize` is not satisfied [INFO] [stdout] --> src/flake/i64/dual.rs:82:41 [INFO] [stdout] | [INFO] [stdout] 82 | let json_string = serde_json::to_string(&my_struct).unwrap(); [INFO] [stdout] | --------------------- ^^^^^^^^^^ unsatisfied trait bound [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] help: the trait `serde::Serialize` is not implemented for `MyStruct` [INFO] [stdout] --> src/flake/i64/dual.rs:74:1 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct MyStruct { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: for local types consider adding `#[derive(serde::Serialize)]` to your `MyStruct` type [INFO] [stdout] = note: for types from other crates check whether the crate offers a `serde` feature flag [INFO] [stdout] = help: the following other types implement trait `serde::Serialize`: [INFO] [stdout] &'a T [INFO] [stdout] &'a mut T [INFO] [stdout] () [INFO] [stdout] (T,) [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] and 147 others [INFO] [stdout] note: required by a bound in `serde_json::to_string` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17 [INFO] [stdout] | [INFO] [stdout] 2245 | pub fn to_string(value: &T) -> Result [INFO] [stdout] | --------- required by a bound in this function [INFO] [stdout] 2246 | where [INFO] [stdout] 2247 | T: ?Sized + Serialize, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `to_string` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/flake/i64/dual.rs - flake::i64::dual::DualIdFlake (line 67) [INFO] [stdout] src/flake/i64/single.rs - flake::i64::single::SingleIdFlake (line 59) [INFO] [stdout] src/flake/u64/dual.rs - flake::u64::dual::DualIdFlake (line 67) [INFO] [stdout] src/flake/u64/single.rs - flake::u64::single::SingleIdFlake (line 58) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 12 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "b4ec25f4007bc09f404659e431cbf77a5c3634c69a4f2bb7b658af6fc63e1ea3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4ec25f4007bc09f404659e431cbf77a5c3634c69a4f2bb7b658af6fc63e1ea3", kill_on_drop: false }` [INFO] [stdout] b4ec25f4007bc09f404659e431cbf77a5c3634c69a4f2bb7b658af6fc63e1ea3