[INFO] fetching crate gm-types 0.4.0-pre... [INFO] checking gm-types-0.4.0-pre against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate gm-types 0.4.0-pre into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate gm-types 0.4.0-pre on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gm-types 0.4.0-pre [INFO] finished tweaking crates.io crate gm-types 0.4.0-pre [INFO] tweaked toml for crates.io crate gm-types 0.4.0-pre written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 23 packages [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b96c1580fa332902afafde5a44d9ec797d0c5789c641cf13cb62dc16963b871f [INFO] running `Command { std: "docker" "start" "-a" "b96c1580fa332902afafde5a44d9ec797d0c5789c641cf13cb62dc16963b871f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b96c1580fa332902afafde5a44d9ec797d0c5789c641cf13cb62dc16963b871f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b96c1580fa332902afafde5a44d9ec797d0c5789c641cf13cb62dc16963b871f", kill_on_drop: false }` [INFO] [stdout] b96c1580fa332902afafde5a44d9ec797d0c5789c641cf13cb62dc16963b871f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9912284e9c9e2410c107272521a56d666f0358aebb832ff8c4450a385cadd6f4 [INFO] running `Command { std: "docker" "start" "-a" "9912284e9c9e2410c107272521a56d666f0358aebb832ff8c4450a385cadd6f4", kill_on_drop: false }` [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking gm-types v0.4.0-pre (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `de` is imported redundantly [INFO] [stdout] --> src/events.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::*; [INFO] [stdout] | -------- the item `de` is already imported here [INFO] [stdout] 6 | use serde_json::Value; [INFO] [stdout] 7 | use serde::de; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `de` is imported redundantly [INFO] [stdout] --> src/events.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::*; [INFO] [stdout] | -------- the item `de` is already imported here [INFO] [stdout] 6 | use serde_json::Value; [INFO] [stdout] 7 | use serde::de; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::slice::Iter` in tuple element 1 that must be used [INFO] [stdout] --> src/sync.rs:130:13 [INFO] [stdout] | [INFO] [stdout] 130 | self.rooms.remove(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::slice::Iter` in tuple element 1 that must be used [INFO] [stdout] --> src/sync.rs:130:13 [INFO] [stdout] | [INFO] [stdout] 130 | self.rooms.remove(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.57s [INFO] running `Command { std: "docker" "inspect" "9912284e9c9e2410c107272521a56d666f0358aebb832ff8c4450a385cadd6f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9912284e9c9e2410c107272521a56d666f0358aebb832ff8c4450a385cadd6f4", kill_on_drop: false }` [INFO] [stdout] 9912284e9c9e2410c107272521a56d666f0358aebb832ff8c4450a385cadd6f4 [INFO] checking gm-types-0.4.0-pre against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate gm-types 0.4.0-pre into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate gm-types 0.4.0-pre on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gm-types 0.4.0-pre [INFO] finished tweaking crates.io crate gm-types 0.4.0-pre [INFO] tweaked toml for crates.io crate gm-types 0.4.0-pre written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00d6f6017af9401b9e6e68add0a6b57b1387f1649140fe022bc72e36856d3245 [INFO] running `Command { std: "docker" "start" "-a" "00d6f6017af9401b9e6e68add0a6b57b1387f1649140fe022bc72e36856d3245", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00d6f6017af9401b9e6e68add0a6b57b1387f1649140fe022bc72e36856d3245", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00d6f6017af9401b9e6e68add0a6b57b1387f1649140fe022bc72e36856d3245", kill_on_drop: false }` [INFO] [stdout] 00d6f6017af9401b9e6e68add0a6b57b1387f1649140fe022bc72e36856d3245 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0108cf0a3809127d130f401be680770d9ef2fe96c25af115d45cca38e3842eda [INFO] running `Command { std: "docker" "start" "-a" "0108cf0a3809127d130f401be680770d9ef2fe96c25af115d45cca38e3842eda", kill_on_drop: false }` [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9 [INFO] [stdout] | [INFO] [stdout] 1196 | / match state { [INFO] [stdout] 1197 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1198 | | l.bit_buf = 0; [INFO] [stdout] 1199 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1741 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1742 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0108cf0a3809127d130f401be680770d9ef2fe96c25af115d45cca38e3842eda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0108cf0a3809127d130f401be680770d9ef2fe96c25af115d45cca38e3842eda", kill_on_drop: false }` [INFO] [stdout] 0108cf0a3809127d130f401be680770d9ef2fe96c25af115d45cca38e3842eda