[INFO] fetching crate v-common-api 0.1.16... [INFO] checking v-common-api-0.1.16 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate v-common-api 0.1.16 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate v-common-api 0.1.16 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 v-common-api 0.1.16 [INFO] finished tweaking crates.io crate v-common-api 0.1.16 [INFO] tweaked toml for crates.io crate v-common-api 0.1.16 written to /workspace/builds/worker-2-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 84 packages [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.4) [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding nanoid v0.3.0 (latest: v0.4.0) [INFO] [stderr] Adding num v0.2.1 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.2.6 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.2.4 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.2.4 (latest: v0.4.1) [INFO] [stderr] Adding oxiri v0.1.1 (latest: v0.2.3) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding rio_api v0.5.3 (latest: v0.8.4) [INFO] [stderr] Adding rio_turtle v0.5.3 (latest: v0.8.4) [INFO] [stderr] Adding rust_decimal v1.12.3 (latest: v1.35.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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] Downloading crates ... [INFO] [stderr] Downloaded rmp-serialize v0.8.1 [INFO] [stderr] Downloaded v-common-onto v0.1.13 [INFO] [stderr] Downloaded v-cbr-codec v0.7.1 [INFO] [stderr] Downloaded oxiri v0.1.1 [INFO] [stderr] Downloaded rio_api v0.5.3 [INFO] [stderr] Downloaded nng v1.0.1 [INFO] [stderr] Downloaded rio_turtle v0.5.3 [INFO] [stderr] Downloaded rust_decimal v1.12.3 [INFO] [stderr] Downloaded nng-sys v1.4.0-rc.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fb321791976f9786d886982a613c1643a530064451a6300790ceb70934acda37 [INFO] running `Command { std: "docker" "start" "-a" "fb321791976f9786d886982a613c1643a530064451a6300790ceb70934acda37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb321791976f9786d886982a613c1643a530064451a6300790ceb70934acda37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb321791976f9786d886982a613c1643a530064451a6300790ceb70934acda37", kill_on_drop: false }` [INFO] [stdout] fb321791976f9786d886982a613c1643a530064451a6300790ceb70934acda37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fb50b1768fb65fef9cf38dc1a4916225b91a6d6b83effc38839338ee34bd0e5d [INFO] running `Command { std: "docker" "start" "-a" "fb50b1768fb65fef9cf38dc1a4916225b91a6d6b83effc38839338ee34bd0e5d", kill_on_drop: false }` [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Checking oxilangtag v0.1.5 [INFO] [stderr] Checking oxiri v0.1.1 [INFO] [stderr] Checking num-bigint v0.2.6 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rmp v0.8.12 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking rio_api v0.5.3 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking v-cbr-codec v0.7.1 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking rio_turtle v0.5.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling nng-sys v1.4.0-rc.0 [INFO] [stderr] Checking nanoid v0.3.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking rmp-serialize v0.8.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking nng v1.0.1 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking rust_decimal v1.12.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking v-common-onto v0.1.13 [INFO] [stderr] Checking v-common-api v0.1.16 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.43s [INFO] running `Command { std: "docker" "inspect" "fb50b1768fb65fef9cf38dc1a4916225b91a6d6b83effc38839338ee34bd0e5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb50b1768fb65fef9cf38dc1a4916225b91a6d6b83effc38839338ee34bd0e5d", kill_on_drop: false }` [INFO] [stdout] fb50b1768fb65fef9cf38dc1a4916225b91a6d6b83effc38839338ee34bd0e5d [INFO] checking v-common-api-0.1.16 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate v-common-api 0.1.16 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate v-common-api 0.1.16 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 v-common-api 0.1.16 [INFO] finished tweaking crates.io crate v-common-api 0.1.16 [INFO] tweaked toml for crates.io crate v-common-api 0.1.16 written to /workspace/builds/worker-2-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d1b957acd1335347648e6a57d6f5fbfbe8175239fc7037d79176cf0391394f8a [INFO] running `Command { std: "docker" "start" "-a" "d1b957acd1335347648e6a57d6f5fbfbe8175239fc7037d79176cf0391394f8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1b957acd1335347648e6a57d6f5fbfbe8175239fc7037d79176cf0391394f8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1b957acd1335347648e6a57d6f5fbfbe8175239fc7037d79176cf0391394f8a", kill_on_drop: false }` [INFO] [stdout] d1b957acd1335347648e6a57d6f5fbfbe8175239fc7037d79176cf0391394f8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bd87c7d43ee37eb2dcc5c3bc0be1f084c461c3d9fd6ee37ef7426fe4fd70fd3a [INFO] running `Command { std: "docker" "start" "-a" "bd87c7d43ee37eb2dcc5c3bc0be1f084c461c3d9fd6ee37ef7426fe4fd70fd3a", kill_on_drop: false }` [INFO] [stderr] Checking num-traits v0.2.18 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking oxilangtag v0.1.5 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rio_api v0.5.3 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking oxiri v0.1.1 [INFO] [stderr] Checking v-cbr-codec v0.7.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking rio_turtle v0.5.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rio_turtle-0.5.3/src/shared.rs:220:18 [INFO] [stdout] | [INFO] [stdout] 220 | 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] 220 | read.unexpected_char_error::()?; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nng-sys v1.4.0-rc.0 [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 `rio_turtle` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.25/src/json.rs:1387:20 [INFO] [stdout] | [INFO] [stdout] 1387 | _ => { panic!(); } [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [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 `rustc-serialize` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "bd87c7d43ee37eb2dcc5c3bc0be1f084c461c3d9fd6ee37ef7426fe4fd70fd3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd87c7d43ee37eb2dcc5c3bc0be1f084c461c3d9fd6ee37ef7426fe4fd70fd3a", kill_on_drop: false }` [INFO] [stdout] bd87c7d43ee37eb2dcc5c3bc0be1f084c461c3d9fd6ee37ef7426fe4fd70fd3a