[INFO] cloning repository https://github.com/maybevoid/ferrite [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maybevoid/ferrite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaybevoid%2Fferrite", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaybevoid%2Fferrite'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 731da255cd15234a38ceb3dcee8e75997fa54742 [INFO] checking maybevoid/ferrite against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaybevoid%2Fferrite" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maybevoid/ferrite on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maybevoid/ferrite [INFO] finished tweaking git repo https://github.com/maybevoid/ferrite [INFO] tweaked toml for git repo https://github.com/maybevoid/ferrite written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/maybevoid/ferrite already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded async-macros v2.0.0 [INFO] [stderr] Downloaded polling v0.1.7 [INFO] [stderr] Downloaded simple_logger v1.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2866bfbbe3d12f7f545880dd1717364c02046b6e9c460c081ecf0e06c3275bb6 [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" "2866bfbbe3d12f7f545880dd1717364c02046b6e9c460c081ecf0e06c3275bb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2866bfbbe3d12f7f545880dd1717364c02046b6e9c460c081ecf0e06c3275bb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2866bfbbe3d12f7f545880dd1717364c02046b6e9c460c081ecf0e06c3275bb6", kill_on_drop: false }` [INFO] [stdout] 2866bfbbe3d12f7f545880dd1717364c02046b6e9c460c081ecf0e06c3275bb6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 98257b6164afc8a7ce0de64e7f272af80350869774b482663885a616d6d82c36 [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" "98257b6164afc8a7ce0de64e7f272af80350869774b482663885a616d6d82c36", 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] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.67 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Compiling wasm-bindgen v0.2.67 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Checking fastrand v1.3.5 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking event-listener v2.4.0 [INFO] [stderr] Checking vec-arena v0.5.2 [INFO] [stderr] Checking parking v1.0.6 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking async-macros v2.0.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking async-mutex v1.2.0 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking futures-lite v0.1.11 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking multitask v0.2.0 [INFO] [stderr] Checking async-channel v1.4.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking polling v0.1.7 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking async-io v0.1.11 [INFO] [stderr] Checking blocking v0.5.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking async-executor v0.1.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking chrono v0.4.15 [INFO] [stderr] Checking simple_logger v1.7.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.67 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.67 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking js-sys v0.3.44 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking web-sys v0.3.44 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking gloo-timers v0.2.1 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking async-std v1.6.3 [INFO] [stderr] Checking ferrite v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `async_std::task` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use async_std::task; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_macros::join` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use async_macros::join; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::task` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use async_std::task; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `channel` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use async_std::sync::{ Receiver, channel }; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_macros::join` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use async_macros::join; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `channel` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use async_std::sync::{ Receiver, channel }; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cont1` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | ( cont1 : impl FnOnce ( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cont1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cont1` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | ( cont1 : impl FnOnce ( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cont1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `inject_session` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:56:3 [INFO] [stdout] | [INFO] [stdout] 56 | / inject_session : [INFO] [stdout] 57 | | Box < [INFO] [stdout] 58 | | dyn FnOnce ( [INFO] [stdout] 59 | | PartialSession < C, A > [INFO] [stdout] 60 | | ) -> [INFO] [stdout] 61 | | Root [INFO] [stdout] 62 | | > [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `RootCont` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | / type RootCont < C, Canon > = [INFO] [stdout] 66 | | ExternalCont < C, [INFO] [stdout] 67 | | < Canon as [INFO] [stdout] 68 | | SumRow < [INFO] [stdout] ... | [INFO] [stdout] 71 | | > :: Field [INFO] [stdout] 72 | | >; [INFO] [stdout] | |____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `offer_case` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn offer_case [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `inject_session` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:56:3 [INFO] [stdout] | [INFO] [stdout] 56 | / inject_session : [INFO] [stdout] 57 | | Box < [INFO] [stdout] 58 | | dyn FnOnce ( [INFO] [stdout] 59 | | PartialSession < C, A > [INFO] [stdout] 60 | | ) -> [INFO] [stdout] 61 | | Root [INFO] [stdout] 62 | | > [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `RootCont` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | / type RootCont < C, Canon > = [INFO] [stdout] 66 | | ExternalCont < C, [INFO] [stdout] 67 | | < Canon as [INFO] [stdout] 68 | | SumRow < [INFO] [stdout] ... | [INFO] [stdout] 71 | | > :: Field [INFO] [stdout] 72 | | >; [INFO] [stdout] | |____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `offer_case` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn offer_case [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::task` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use async_std::task; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_macros::join` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use async_macros::join; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `channel` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use async_std::sync::{ Receiver, channel }; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::task` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use async_std::task; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_macros::join` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use async_macros::join; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `channel` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use async_std::sync::{ Receiver, channel }; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cont1` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | ( cont1 : impl FnOnce ( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cont1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cont1` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | ( cont1 : impl FnOnce ( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cont1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `inject_session` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:56:3 [INFO] [stdout] | [INFO] [stdout] 56 | / inject_session : [INFO] [stdout] 57 | | Box < [INFO] [stdout] 58 | | dyn FnOnce ( [INFO] [stdout] 59 | | PartialSession < C, A > [INFO] [stdout] 60 | | ) -> [INFO] [stdout] 61 | | Root [INFO] [stdout] 62 | | > [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `RootCont` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | / type RootCont < C, Canon > = [INFO] [stdout] 66 | | ExternalCont < C, [INFO] [stdout] 67 | | < Canon as [INFO] [stdout] 68 | | SumRow < [INFO] [stdout] ... | [INFO] [stdout] 71 | | > :: Field [INFO] [stdout] 72 | | >; [INFO] [stdout] | |____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `offer_case` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn offer_case [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `inject_session` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:56:3 [INFO] [stdout] | [INFO] [stdout] 56 | / inject_session : [INFO] [stdout] 57 | | Box < [INFO] [stdout] 58 | | dyn FnOnce ( [INFO] [stdout] 59 | | PartialSession < C, A > [INFO] [stdout] 60 | | ) -> [INFO] [stdout] 61 | | Root [INFO] [stdout] 62 | | > [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `RootCont` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | / type RootCont < C, Canon > = [INFO] [stdout] 66 | | ExternalCont < C, [INFO] [stdout] 67 | | < Canon as [INFO] [stdout] 68 | | SumRow < [INFO] [stdout] ... | [INFO] [stdout] 71 | | > :: Field [INFO] [stdout] 72 | | >; [INFO] [stdout] | |____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `offer_case` [INFO] [stdout] --> src/session/choice2/external_choice_offer.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn offer_case [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 19s [INFO] running `Command { std: "docker" "inspect" "98257b6164afc8a7ce0de64e7f272af80350869774b482663885a616d6d82c36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98257b6164afc8a7ce0de64e7f272af80350869774b482663885a616d6d82c36", kill_on_drop: false }` [INFO] [stdout] 98257b6164afc8a7ce0de64e7f272af80350869774b482663885a616d6d82c36