[INFO] fetching crate e57 0.10.2... [INFO] checking e57-0.10.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate e57 0.10.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate e57 0.10.2 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 e57 0.10.2 [INFO] finished tweaking crates.io crate e57 0.10.2 [INFO] tweaked toml for crates.io crate e57 0.10.2 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] Locking 6 packages [INFO] [stderr] Adding roxmltree v0.18.1 (latest: v0.19.0) [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] Downloading crates ... [INFO] [stderr] Downloaded crc32c v0.6.5 [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] ea7e67978d1a1da69183d6e7757d9cad8180eab1342d884140b76fd4c1c0db8b [INFO] running `Command { std: "docker" "start" "-a" "ea7e67978d1a1da69183d6e7757d9cad8180eab1342d884140b76fd4c1c0db8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ea7e67978d1a1da69183d6e7757d9cad8180eab1342d884140b76fd4c1c0db8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea7e67978d1a1da69183d6e7757d9cad8180eab1342d884140b76fd4c1c0db8b", kill_on_drop: false }` [INFO] [stdout] ea7e67978d1a1da69183d6e7757d9cad8180eab1342d884140b76fd4c1c0db8b [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] 04d678e96df10d6c74d41a73dadddfe4d98ef67fc0e0dc035710250837ff1a71 [INFO] running `Command { std: "docker" "start" "-a" "04d678e96df10d6c74d41a73dadddfe4d98ef67fc0e0dc035710250837ff1a71", kill_on_drop: false }` [INFO] [stderr] Checking e57 v0.10.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/packet.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | Index(IndexPacketHeader), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 6 | Index(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/packet.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | Ignored(IgnoredPacketHeader), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 8 | Ignored(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `packet_length`, `entry_count`, and `index_level` are never read [INFO] [stdout] --> src/packet.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct IndexPacketHeader { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] 32 | pub packet_length: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 33 | pub entry_count: u16, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 34 | pub index_level: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `packet_length` is never read [INFO] [stdout] --> src/packet.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 120 | pub struct IgnoredPacketHeader { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] 121 | pub packet_length: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/packet.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | Index(IndexPacketHeader), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 6 | Index(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/packet.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | Ignored(IgnoredPacketHeader), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 8 | Ignored(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `packet_length`, `entry_count`, and `index_level` are never read [INFO] [stdout] --> src/packet.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct IndexPacketHeader { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] 32 | pub packet_length: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 33 | pub entry_count: u16, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 34 | pub index_level: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `packet_length` is never read [INFO] [stdout] --> src/packet.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 120 | pub struct IgnoredPacketHeader { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] 121 | pub packet_length: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "04d678e96df10d6c74d41a73dadddfe4d98ef67fc0e0dc035710250837ff1a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04d678e96df10d6c74d41a73dadddfe4d98ef67fc0e0dc035710250837ff1a71", kill_on_drop: false }` [INFO] [stdout] 04d678e96df10d6c74d41a73dadddfe4d98ef67fc0e0dc035710250837ff1a71 [INFO] checking e57-0.10.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate e57 0.10.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate e57 0.10.2 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 e57 0.10.2 [INFO] finished tweaking crates.io crate e57 0.10.2 [INFO] tweaked toml for crates.io crate e57 0.10.2 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] c7e6a596f759cba25aa250ec61c12d03cc1d8be67b970a749dd0956b2dde5325 [INFO] running `Command { std: "docker" "start" "-a" "c7e6a596f759cba25aa250ec61c12d03cc1d8be67b970a749dd0956b2dde5325", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7e6a596f759cba25aa250ec61c12d03cc1d8be67b970a749dd0956b2dde5325", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7e6a596f759cba25aa250ec61c12d03cc1d8be67b970a749dd0956b2dde5325", kill_on_drop: false }` [INFO] [stdout] c7e6a596f759cba25aa250ec61c12d03cc1d8be67b970a749dd0956b2dde5325 [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] 884a6b654b3732f061239e297166d7b22ae05bbc65d305650a0c903c003a39ed [INFO] running `Command { std: "docker" "start" "-a" "884a6b654b3732f061239e297166d7b22ae05bbc65d305650a0c903c003a39ed", kill_on_drop: false }` [INFO] [stderr] Checking xmlparser v0.13.6 [INFO] [stderr] Checking roxmltree v0.18.1 [INFO] [stderr] Checking e57 v0.10.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/paged_reader.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | Err(Error::new( [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] 28 | Err::(Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/paged_reader.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | Err(Error::new( [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] 73 | Err::(Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/paged_reader.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | Err(Error::new( [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] 87 | Err::(Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/paged_reader.rs:169:13 [INFO] [stdout] | [INFO] [stdout] 169 | Err(Error::new( [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] 169 | Err::(Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/paged_reader.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | Err(Error::new( [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] 28 | Err::(Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/paged_reader.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | Err(Error::new( [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] 73 | Err::(Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/paged_reader.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | Err(Error::new( [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] 87 | Err::(Error::new( [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/paged_reader.rs:169:13 [INFO] [stdout] | [INFO] [stdout] 169 | Err(Error::new( [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] 169 | Err::(Error::new( [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 `e57` (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 `e57` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "884a6b654b3732f061239e297166d7b22ae05bbc65d305650a0c903c003a39ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "884a6b654b3732f061239e297166d7b22ae05bbc65d305650a0c903c003a39ed", kill_on_drop: false }` [INFO] [stdout] 884a6b654b3732f061239e297166d7b22ae05bbc65d305650a0c903c003a39ed