[INFO] fetching crate sophia_resource 0.8.0-alpha.3... [INFO] checking sophia_resource-0.8.0-alpha.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate sophia_resource 0.8.0-alpha.3 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate sophia_resource 0.8.0-alpha.3 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 sophia_resource 0.8.0-alpha.3 [INFO] finished tweaking crates.io crate sophia_resource 0.8.0-alpha.3 [INFO] tweaked toml for crates.io crate sophia_resource 0.8.0-alpha.3 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] Updating crates.io index [INFO] [stderr] Locking 25 packages [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 oxiri v0.2.3 [INFO] [stderr] Downloaded sophia_turtle v0.8.0 [INFO] [stderr] Downloaded sophia_rio v0.8.0 [INFO] [stderr] Downloaded oxilangtag v0.1.5 [INFO] [stderr] Downloaded rio_turtle v0.8.4 [INFO] [stderr] Downloaded sophia_api v0.8.0 [INFO] [stderr] Downloaded mownstr v0.2.1 [INFO] [stderr] Downloaded sophia_iri v0.8.0 [INFO] [stderr] Downloaded rio_api v0.8.4 [INFO] [stderr] Downloaded resiter v0.5.0 [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] 2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69 [INFO] running `Command { std: "docker" "start" "-a" "2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69", kill_on_drop: false }` [INFO] [stdout] 2ceaff4a067601a7ad9f86c621fcfa8923df9bd172b73fa3a7e8fd92bb106b69 [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] 17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b [INFO] running `Command { std: "docker" "start" "-a" "17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b", kill_on_drop: false }` [INFO] [stderr] Checking oxiri v0.2.3 [INFO] [stderr] Checking resiter v0.5.0 [INFO] [stderr] Checking mownstr v0.2.1 [INFO] [stderr] Checking rio_api v0.8.4 [INFO] [stderr] Checking oxilangtag v0.1.5 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking rio_turtle v0.8.4 [INFO] [stderr] Checking sophia_iri v0.8.0 [INFO] [stderr] Checking sophia_api v0.8.0 [INFO] [stderr] Checking sophia_rio v0.8.0 [INFO] [stderr] Checking sophia_turtle v0.8.0 [INFO] [stderr] Checking sophia_resource v0.8.0-alpha.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Resource` is imported redundantly [INFO] [stdout] --> src/resource/_iter.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use super::{Resource, ResourceError::NoValueFor, *}; [INFO] [stdout] | ^^^^^^^^ - the item `Resource` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TermKind` is imported redundantly [INFO] [stdout] --> src/resource/_error.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use sophia_api::term::TermKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use sophia_api::{prelude::*, term::SimpleTerm}; [INFO] [stdout] | ---------- the item `TermKind` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Any` is imported redundantly [INFO] [stdout] --> src/resource/_struct.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use sophia_api::term::matcher::Any; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 5 | use sophia_api::{prelude::*, term::SimpleTerm}; [INFO] [stdout] | ---------- the item `Any` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Resource` is imported redundantly [INFO] [stdout] --> src/resource/_iter.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use super::{Resource, ResourceError::NoValueFor, *}; [INFO] [stdout] | ^^^^^^^^ - the item `Resource` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TermKind` is imported redundantly [INFO] [stdout] --> src/resource/_error.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use sophia_api::term::TermKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use sophia_api::{prelude::*, term::SimpleTerm}; [INFO] [stdout] | ---------- the item `TermKind` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Any` is imported redundantly [INFO] [stdout] --> src/resource/_struct.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use sophia_api::term::matcher::Any; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 5 | use sophia_api::{prelude::*, term::SimpleTerm}; [INFO] [stdout] | ---------- the item `Any` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/loader/_trait.rs:38:60 [INFO] [stdout] | [INFO] [stdout] 38 | base: Some(iri.as_ref().map_unchecked(|t| t.borrow().to_string())), [INFO] [stdout] | ^^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/loader/_trait.rs:38:60 [INFO] [stdout] | [INFO] [stdout] 38 | base: Some(iri.as_ref().map_unchecked(|t| t.borrow().to_string())), [INFO] [stdout] | ^^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s [INFO] running `Command { std: "docker" "inspect" "17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b", kill_on_drop: false }` [INFO] [stdout] 17012cf939237e523862b638b9dc8cda0797898ef4855e135f4e687164392e1b [INFO] checking sophia_resource-0.8.0-alpha.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate sophia_resource 0.8.0-alpha.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate sophia_resource 0.8.0-alpha.3 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 sophia_resource 0.8.0-alpha.3 [INFO] finished tweaking crates.io crate sophia_resource 0.8.0-alpha.3 [INFO] tweaked toml for crates.io crate sophia_resource 0.8.0-alpha.3 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] 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] ec6f06b203cfd2711e212898bd094e0646ba6e8d9accfff4290a363ce45c5e86 [INFO] running `Command { std: "docker" "start" "-a" "ec6f06b203cfd2711e212898bd094e0646ba6e8d9accfff4290a363ce45c5e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec6f06b203cfd2711e212898bd094e0646ba6e8d9accfff4290a363ce45c5e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6f06b203cfd2711e212898bd094e0646ba6e8d9accfff4290a363ce45c5e86", kill_on_drop: false }` [INFO] [stdout] ec6f06b203cfd2711e212898bd094e0646ba6e8d9accfff4290a363ce45c5e86 [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] 77740323ac73a206b7bb5cd9fb3b42a81b6d41c597ca9dbd5095ffe014678d39 [INFO] running `Command { std: "docker" "start" "-a" "77740323ac73a206b7bb5cd9fb3b42a81b6d41c597ca9dbd5095ffe014678d39", kill_on_drop: false }` [INFO] [stderr] Checking oxiri v0.2.3 [INFO] [stderr] Checking mownstr v0.2.1 [INFO] [stderr] Checking resiter v0.5.0 [INFO] [stderr] Checking rio_api v0.8.4 [INFO] [stderr] Checking oxilangtag v0.1.5 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking rio_turtle v0.8.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rio_turtle-0.8.4/src/shared.rs:224:18 [INFO] [stdout] | [INFO] [stdout] 224 | read.unexpected_char_error()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ cannot infer type of the type parameter `T` declared on the method `unexpected_char_error` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 224 | read.unexpected_char_error::()?; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rio_turtle-0.8.4/src/gtrig.rs:409:27 [INFO] [stdout] | [INFO] [stdout] 409 | self.read.unexpected_char_error()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ cannot infer type of the type parameter `T` declared on the method `unexpected_char_error` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 409 | self.read.unexpected_char_error::()?; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 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 `rio_turtle` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "77740323ac73a206b7bb5cd9fb3b42a81b6d41c597ca9dbd5095ffe014678d39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77740323ac73a206b7bb5cd9fb3b42a81b6d41c597ca9dbd5095ffe014678d39", kill_on_drop: false }` [INFO] [stdout] 77740323ac73a206b7bb5cd9fb3b42a81b6d41c597ca9dbd5095ffe014678d39