[INFO] fetching crate activitystreams 0.7.0-alpha.25... [INFO] checking activitystreams-0.7.0-alpha.25 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate activitystreams 0.7.0-alpha.25 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate activitystreams 0.7.0-alpha.25 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 activitystreams 0.7.0-alpha.25 [INFO] finished tweaking crates.io crate activitystreams 0.7.0-alpha.25 [INFO] tweaked toml for crates.io crate activitystreams 0.7.0-alpha.25 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate activitystreams 0.7.0-alpha.25 already has a lockfile, it will not be regenerated [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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.166 [INFO] [stderr] Downloaded time-core v0.1.1 [INFO] [stderr] Downloaded quote v1.0.29 [INFO] [stderr] Downloaded time-macros v0.2.9 [INFO] [stderr] Downloaded itoa v1.0.8 [INFO] [stderr] Downloaded activitystreams-kinds v0.3.0 [INFO] [stderr] Downloaded unicode-ident v1.0.10 [INFO] [stderr] Downloaded serde_derive v1.0.166 [INFO] [stderr] Downloaded anyhow v1.0.71 [INFO] [stderr] Downloaded syn v2.0.23 [INFO] [stderr] Downloaded memchr v2.5.0 [INFO] [stderr] Downloaded iri-string v0.7.0 [INFO] [stderr] Downloaded ryu v1.0.14 [INFO] [stderr] Downloaded serde_json v1.0.100 [INFO] [stderr] Downloaded proc-macro2 v1.0.63 [INFO] [stderr] Downloaded time v0.3.22 [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] b4124e11459a6c60169c549c554c2ddb25c8f3d4acf20790aa947855d6af2715 [INFO] running `Command { std: "docker" "start" "-a" "b4124e11459a6c60169c549c554c2ddb25c8f3d4acf20790aa947855d6af2715", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4124e11459a6c60169c549c554c2ddb25c8f3d4acf20790aa947855d6af2715", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4124e11459a6c60169c549c554c2ddb25c8f3d4acf20790aa947855d6af2715", kill_on_drop: false }` [INFO] [stdout] b4124e11459a6c60169c549c554c2ddb25c8f3d4acf20790aa947855d6af2715 [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] 07bcd40dc0bda1eca9f8e2f62054e6db477a11386fb348b79564ffa6aa51b0cc [INFO] running `Command { std: "docker" "start" "-a" "07bcd40dc0bda1eca9f8e2f62054e6db477a11386fb348b79564ffa6aa51b0cc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling serde v1.0.166 [INFO] [stderr] Compiling serde_json v1.0.100 [INFO] [stderr] Checking itoa v1.0.8 [INFO] [stderr] Checking ryu v1.0.14 [INFO] [stderr] Checking time-core v0.1.1 [INFO] [stderr] Compiling anyhow v1.0.71 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking time v0.3.22 [INFO] [stderr] Compiling syn v2.0.23 [INFO] [stderr] Compiling serde_derive v1.0.166 [INFO] [stderr] Checking iri-string v0.7.0 [INFO] [stderr] Checking activitystreams-kinds v0.3.0 [INFO] [stderr] Checking activitystreams v0.7.0-alpha.25 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/activity.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/collection.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/link.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/object.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/activity.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/collection.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/link.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/object.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.60s [INFO] running `Command { std: "docker" "inspect" "07bcd40dc0bda1eca9f8e2f62054e6db477a11386fb348b79564ffa6aa51b0cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07bcd40dc0bda1eca9f8e2f62054e6db477a11386fb348b79564ffa6aa51b0cc", kill_on_drop: false }` [INFO] [stdout] 07bcd40dc0bda1eca9f8e2f62054e6db477a11386fb348b79564ffa6aa51b0cc [INFO] checking activitystreams-0.7.0-alpha.25 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate activitystreams 0.7.0-alpha.25 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate activitystreams 0.7.0-alpha.25 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 activitystreams 0.7.0-alpha.25 [INFO] finished tweaking crates.io crate activitystreams 0.7.0-alpha.25 [INFO] tweaked toml for crates.io crate activitystreams 0.7.0-alpha.25 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate activitystreams 0.7.0-alpha.25 already has a lockfile, it will not be regenerated [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] 1bc378cf576e6c6fe49ff399d1f97c86c4b0e7ca19241827e427ec30db08b17a [INFO] running `Command { std: "docker" "start" "-a" "1bc378cf576e6c6fe49ff399d1f97c86c4b0e7ca19241827e427ec30db08b17a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1bc378cf576e6c6fe49ff399d1f97c86c4b0e7ca19241827e427ec30db08b17a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bc378cf576e6c6fe49ff399d1f97c86c4b0e7ca19241827e427ec30db08b17a", kill_on_drop: false }` [INFO] [stdout] 1bc378cf576e6c6fe49ff399d1f97c86c4b0e7ca19241827e427ec30db08b17a [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] bc57fb67ce6fc06fb9d0d3f714c57652f63bd9012141439bbf417b74c0441460 [INFO] running `Command { std: "docker" "start" "-a" "bc57fb67ce6fc06fb9d0d3f714c57652f63bd9012141439bbf417b74c0441460", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling serde v1.0.166 [INFO] [stderr] Compiling serde_json v1.0.100 [INFO] [stderr] Checking itoa v1.0.8 [INFO] [stderr] Compiling anyhow v1.0.71 [INFO] [stderr] Checking ryu v1.0.14 [INFO] [stderr] Checking time-core v0.1.1 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking time v0.3.22 [INFO] [stderr] Compiling syn v2.0.23 [INFO] [stderr] Compiling serde_derive v1.0.166 [INFO] [stderr] Checking iri-string v0.7.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/iri-string-0.7.0/src/parser/str/maybe_pct_encoded.rs:318:13 [INFO] [stdout] | [INFO] [stdout] 318 | / match core::str::from_utf8(&self.decoded[..len_decoded]) { [INFO] [stdout] 319 | | Ok(decoded_str) => { [INFO] [stdout] 320 | | // Successfully decoded. [INFO] [stdout] 321 | | let len_consumed = s.len() - chars.as_str().len(); [INFO] [stdout] ... | [INFO] [stdout] 354 | | } [INFO] [stdout] 355 | | }; [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 `iri-string` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "bc57fb67ce6fc06fb9d0d3f714c57652f63bd9012141439bbf417b74c0441460", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc57fb67ce6fc06fb9d0d3f714c57652f63bd9012141439bbf417b74c0441460", kill_on_drop: false }` [INFO] [stdout] bc57fb67ce6fc06fb9d0d3f714c57652f63bd9012141439bbf417b74c0441460