[INFO] fetching crate iscp-rs 0.10.2... [INFO] checking iscp-rs-0.10.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate iscp-rs 0.10.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate iscp-rs 0.10.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate iscp-rs 0.10.2 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate iscp-rs 0.10.2 [INFO] tweaked toml for crates.io crate iscp-rs 0.10.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate iscp-rs 0.10.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_qs v0.9.2 [INFO] [stderr] Downloaded tokio-tungstenite v0.16.1 [INFO] [stderr] Downloaded downcast v0.10.0 [INFO] [stderr] Downloaded tokio-test v0.4.3 [INFO] [stderr] Downloaded cpufeatures v0.2.10 [INFO] [stderr] Downloaded rcgen v0.8.14 [INFO] [stderr] Downloaded fragile v1.2.2 [INFO] [stderr] Downloaded mockall_derive v0.9.1 [INFO] [stderr] Downloaded oauth2 v4.4.2 [INFO] [stderr] Downloaded pretty_assertions v0.7.2 [INFO] [stderr] Downloaded quinn-proto v0.10.5 [INFO] [stderr] Downloaded rustls v0.21.8 [INFO] [stderr] Downloaded predicates v1.0.8 [INFO] [stderr] Downloaded mockall v0.9.1 [INFO] [stderr] Downloaded quinn v0.10.2 [INFO] [stderr] Downloaded yasna v0.4.0 [INFO] [stderr] Downloaded tungstenite v0.16.0 [INFO] [stderr] Downloaded quinn-udp v0.4.1 [INFO] [stderr] Downloaded tokio-stream v0.1.14 [INFO] [stderr] Downloaded float-cmp v0.8.0 [INFO] [stderr] Downloaded prost-build v0.10.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f4b1b8615b3440104c4583c9dbc8ac5b8da2c431bf0dd5c2a2c89df7e98f1ed [INFO] running `Command { std: "docker" "start" "-a" "6f4b1b8615b3440104c4583c9dbc8ac5b8da2c431bf0dd5c2a2c89df7e98f1ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f4b1b8615b3440104c4583c9dbc8ac5b8da2c431bf0dd5c2a2c89df7e98f1ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f4b1b8615b3440104c4583c9dbc8ac5b8da2c431bf0dd5c2a2c89df7e98f1ed", kill_on_drop: false }` [INFO] [stdout] 6f4b1b8615b3440104c4583c9dbc8ac5b8da2c431bf0dd5c2a2c89df7e98f1ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2ddfaa0c196c87a1791ad28cdddbb0b7e52154c1dc79a7a52021ffe1143175f [INFO] running `Command { std: "docker" "start" "-a" "a2ddfaa0c196c87a1791ad28cdddbb0b7e52154c1dc79a7a52021ffe1143175f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking log 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[INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling prost-types v0.10.1 [INFO] [stderr] Checking mockall v0.9.1 [INFO] [stderr] Compiling iscp-rs v0.10.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking url v2.4.1 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking uuid v1.5.0 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking serde_path_to_error v0.1.14 [INFO] [stderr] Checking serde_qs v0.9.2 [INFO] [stderr] Checking tokio v1.33.0 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Checking quinn-proto v0.10.5 [INFO] [stderr] Checking quinn-udp v0.4.1 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking tungstenite v0.16.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking yasna v0.4.0 [INFO] [stderr] Checking rcgen v0.8.14 [INFO] [stderr] Checking tokio-util v0.7.9 [INFO] [stderr] Checking tokio-rustls v0.24.1 [INFO] [stderr] Checking tokio-rustls v0.23.4 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking quinn v0.10.2 [INFO] [stderr] Checking tokio-tungstenite v0.16.1 [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking tokio-test v0.4.3 [INFO] [stdout] warning: unused import: `connect::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use connect::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `data::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use data::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `downstream::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub use downstream::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `e2e::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub use e2e::*; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `filter::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub use filter::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `metadata::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | pub use metadata::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ping_pong::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub use ping_pong::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `upstream::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub use upstream::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/message/ping_pong.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/sync.rs:66:29 [INFO] [stdout] | [INFO] [stdout] 66 | pub(crate) struct WaitGroup(mpsc::Sender<()>); [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `WaitGroup` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 66 | pub(crate) struct WaitGroup(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hyper-rustls v0.24.1 [INFO] [stderr] Checking reqwest v0.11.22 [INFO] [stderr] Checking oauth2 v4.4.2 [INFO] [stdout] warning: unused import: `connect::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use connect::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `data::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use data::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `downstream::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub use downstream::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `e2e::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub use e2e::*; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `filter::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub use filter::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `metadata::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | pub use metadata::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ping_pong::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub use ping_pong::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `upstream::*` [INFO] [stdout] --> src/encoding/proto/mod.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub use upstream::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mpsc` is imported redundantly [INFO] [stdout] --> src/iscp/connection.rs:523:9 [INFO] [stdout] | [INFO] [stdout] 521 | use super::*; [INFO] [stdout] | -------- the item `mpsc` is already imported here [INFO] [stdout] 522 | use async_trait::async_trait; [INFO] [stdout] 523 | use tokio::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `broadcast` is imported redundantly [INFO] [stdout] --> src/iscp/downstream.rs:900:9 [INFO] [stdout] | [INFO] [stdout] 900 | use tokio::sync::broadcast; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 901 | [INFO] [stdout] 902 | use super::*; [INFO] [stdout] | -------- the item `broadcast` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Cancel` is imported redundantly [INFO] [stdout] --> src/iscp/upstream.rs:961:44 [INFO] [stdout] | [INFO] [stdout] 961 | use crate::{iscp::test::new_mock_conn, sync::Cancel, wire, Conn, DataPoint, UpstreamConfig}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 962 | [INFO] [stdout] 963 | use super::*; [INFO] [stdout] | -------- the item `Cancel` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `wire` is imported redundantly [INFO] [stdout] --> src/iscp/upstream.rs:961:58 [INFO] [stdout] | [INFO] [stdout] 961 | use crate::{iscp::test::new_mock_conn, sync::Cancel, wire, Conn, DataPoint, UpstreamConfig}; [INFO] [stdout] | ^^^^ [INFO] [stdout] 962 | [INFO] [stdout] 963 | use super::*; [INFO] [stdout] | -------- the item `wire` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Conn` is imported redundantly [INFO] [stdout] --> src/iscp/upstream.rs:961:64 [INFO] [stdout] | [INFO] [stdout] 961 | use crate::{iscp::test::new_mock_conn, sync::Cancel, wire, Conn, DataPoint, UpstreamConfig}; [INFO] [stdout] | ^^^^ [INFO] [stdout] 962 | [INFO] [stdout] 963 | use super::*; [INFO] [stdout] | -------- the item `Conn` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UpstreamConfig` is imported redundantly [INFO] [stdout] --> src/iscp/upstream.rs:961:81 [INFO] [stdout] | [INFO] [stdout] 961 | use crate::{iscp::test::new_mock_conn, sync::Cancel, wire, Conn, DataPoint, UpstreamConfig}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 962 | [INFO] [stdout] 963 | use super::*; [INFO] [stdout] | -------- the item `UpstreamConfig` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/message/ping_pong.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/wire/connection.rs:1040:9 [INFO] [stdout] | [INFO] [stdout] 1040 | convert::TryFrom, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AtomicBool` is imported redundantly [INFO] [stdout] --> src/wire/connection.rs:1041:24 [INFO] [stdout] | [INFO] [stdout] 1041 | sync::atomic::{AtomicBool, Ordering}, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1046 | use super::*; [INFO] [stdout] | -------- the item `AtomicBool` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ordering` is imported redundantly [INFO] [stdout] --> src/wire/connection.rs:1041:36 [INFO] [stdout] | [INFO] [stdout] 1041 | sync::atomic::{AtomicBool, Ordering}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1046 | use super::*; [INFO] [stdout] | -------- the item `Ordering` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `broadcast` is imported redundantly [INFO] [stdout] --> src/wire/connection.rs:1044:9 [INFO] [stdout] | [INFO] [stdout] 1044 | use tokio::sync::broadcast; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 1045 | [INFO] [stdout] 1046 | use super::*; [INFO] [stdout] | -------- the item `broadcast` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/sync.rs:66:29 [INFO] [stdout] | [INFO] [stdout] 66 | pub(crate) struct WaitGroup(mpsc::Sender<()>); [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `WaitGroup` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 66 | pub(crate) struct WaitGroup(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s [INFO] running `Command { std: "docker" "inspect" "a2ddfaa0c196c87a1791ad28cdddbb0b7e52154c1dc79a7a52021ffe1143175f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2ddfaa0c196c87a1791ad28cdddbb0b7e52154c1dc79a7a52021ffe1143175f", kill_on_drop: false }` [INFO] [stdout] a2ddfaa0c196c87a1791ad28cdddbb0b7e52154c1dc79a7a52021ffe1143175f