[INFO] fetching crate liberty-io 0.0.2... [INFO] checking liberty-io-0.0.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate liberty-io 0.0.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate liberty-io 0.0.2 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 liberty-io 0.0.2 [INFO] finished tweaking crates.io crate liberty-io 0.0.2 [INFO] tweaked toml for crates.io crate liberty-io 0.0.2 written to /workspace/builds/worker-0-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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 21 packages [INFO] [stderr] Adding byteorder v1.3.4 (latest: v1.5.0) [INFO] [stderr] Adding iron-shapes v0.0.7 (latest: v0.0.8) [INFO] [stderr] Adding iron-shapes-booleanop v0.0.2 (latest: v0.0.3) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding libreda-db v0.0.8 (latest: v0.0.10) [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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iron-shapes-booleanop v0.0.2 [INFO] [stderr] Downloaded libreda-db v0.0.8 [INFO] [stderr] Downloaded libreda-splay v0.1.0 [INFO] [stderr] Downloaded iron-shapes v0.0.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bedd7ab41b14dfdf599cf2b0ae8665a20a594aa561824240874151839e8c237b [INFO] running `Command { std: "docker" "start" "-a" "bedd7ab41b14dfdf599cf2b0ae8665a20a594aa561824240874151839e8c237b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bedd7ab41b14dfdf599cf2b0ae8665a20a594aa561824240874151839e8c237b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bedd7ab41b14dfdf599cf2b0ae8665a20a594aa561824240874151839e8c237b", kill_on_drop: false }` [INFO] [stdout] bedd7ab41b14dfdf599cf2b0ae8665a20a594aa561824240874151839e8c237b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a843018c087fd65597e6353778d8138486657b24703f96ab5f9df2449ddd175f [INFO] running `Command { std: "docker" "start" "-a" "a843018c087fd65597e6353778d8138486657b24703f96ab5f9df2449ddd175f", kill_on_drop: false }` [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking libreda-splay v0.1.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking num-bigint v0.4.4 [INFO] [stderr] Checking iron-shapes v0.0.7 [INFO] [stderr] Checking iron-shapes-booleanop v0.0.2 [INFO] [stderr] Checking libreda-db v0.0.8 [INFO] [stderr] Checking liberty-io v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `liberty_io` is imported redundantly [INFO] [stdout] --> tests/tests.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use liberty_io; [INFO] [stdout] | ^^^^^^^^^^ the item `liberty_io` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.41s [INFO] running `Command { std: "docker" "inspect" "a843018c087fd65597e6353778d8138486657b24703f96ab5f9df2449ddd175f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a843018c087fd65597e6353778d8138486657b24703f96ab5f9df2449ddd175f", kill_on_drop: false }` [INFO] [stdout] a843018c087fd65597e6353778d8138486657b24703f96ab5f9df2449ddd175f [INFO] checking liberty-io-0.0.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate liberty-io 0.0.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate liberty-io 0.0.2 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 liberty-io 0.0.2 [INFO] finished tweaking crates.io crate liberty-io 0.0.2 [INFO] tweaked toml for crates.io crate liberty-io 0.0.2 written to /workspace/builds/worker-0-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 31f2506948cde0486e8b4cc793c8750fcdedb4d92f0e9f1e9f2aaa45f4ab6bda [INFO] running `Command { std: "docker" "start" "-a" "31f2506948cde0486e8b4cc793c8750fcdedb4d92f0e9f1e9f2aaa45f4ab6bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31f2506948cde0486e8b4cc793c8750fcdedb4d92f0e9f1e9f2aaa45f4ab6bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31f2506948cde0486e8b4cc793c8750fcdedb4d92f0e9f1e9f2aaa45f4ab6bda", kill_on_drop: false }` [INFO] [stdout] 31f2506948cde0486e8b4cc793c8750fcdedb4d92f0e9f1e9f2aaa45f4ab6bda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9e26a81cd93d7235c2d0d53065b0a3a66692d77d5b1d29c7c7f0619c7b9fb52a [INFO] running `Command { std: "docker" "start" "-a" "9e26a81cd93d7235c2d0d53065b0a3a66692d77d5b1d29c7c7f0619c7b9fb52a", kill_on_drop: false }` [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking libreda-splay v0.1.0 [INFO] [stderr] Checking num-bigint v0.4.4 [INFO] [stderr] Checking iron-shapes v0.0.7 [INFO] [stderr] Checking iron-shapes-booleanop v0.0.2 [INFO] [stderr] Checking libreda-db v0.0.8 [INFO] [stderr] Checking liberty-io v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/stream_lexer.rs:320:13 [INFO] [stdout] | [INFO] [stdout] 320 | Err(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 320 | Err::(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/stream_lexer.rs:347:13 [INFO] [stdout] | [INFO] [stdout] 347 | Err(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 347 | Err::(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/stream_lexer.rs:320:13 [INFO] [stdout] | [INFO] [stdout] 320 | Err(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 320 | Err::(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/stream_lexer.rs:347:13 [INFO] [stdout] | [INFO] [stdout] 347 | Err(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 347 | Err::(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/stream_lexer_v2.rs:331:13 [INFO] [stdout] | [INFO] [stdout] 331 | Err(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 331 | Err::(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | +++++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/stream_lexer_v2.rs:358:13 [INFO] [stdout] | [INFO] [stdout] 358 | Err(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 358 | Err::(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | +++++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/stream_lexer_v2.rs:331:13 [INFO] [stdout] | [INFO] [stdout] 331 | Err(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 331 | Err::(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | +++++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/stream_lexer_v2.rs:358:13 [INFO] [stdout] | [INFO] [stdout] 358 | Err(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 358 | Err::(ParserError::UnexpectedEndOfFile)?; [INFO] [stdout] | +++++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `liberty-io` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `liberty-io` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "9e26a81cd93d7235c2d0d53065b0a3a66692d77d5b1d29c7c7f0619c7b9fb52a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e26a81cd93d7235c2d0d53065b0a3a66692d77d5b1d29c7c7f0619c7b9fb52a", kill_on_drop: false }` [INFO] [stdout] 9e26a81cd93d7235c2d0d53065b0a3a66692d77d5b1d29c7c7f0619c7b9fb52a