[INFO] fetching crate mazzaroth-rs-derive 0.8.1... [INFO] checking mazzaroth-rs-derive-0.8.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate mazzaroth-rs-derive 0.8.1 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate mazzaroth-rs-derive 0.8.1 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 mazzaroth-rs-derive 0.8.1 [INFO] finished tweaking crates.io crate mazzaroth-rs-derive 0.8.1 [INFO] tweaked toml for crates.io crate mazzaroth-rs-derive 0.8.1 written to /workspace/builds/worker-3-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 15 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [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 xdr-rs-serialize-derive v0.3.1 [INFO] [stderr] Downloaded mazzaroth-xdr v0.8.2 [INFO] [stderr] Downloaded xdr-rs-serialize v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e608e587ccc8d4c5e1695d400c7332532397c79780d9660940dcb897a3cbea94 [INFO] running `Command { std: "docker" "start" "-a" "e608e587ccc8d4c5e1695d400c7332532397c79780d9660940dcb897a3cbea94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e608e587ccc8d4c5e1695d400c7332532397c79780d9660940dcb897a3cbea94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e608e587ccc8d4c5e1695d400c7332532397c79780d9660940dcb897a3cbea94", kill_on_drop: false }` [INFO] [stdout] e608e587ccc8d4c5e1695d400c7332532397c79780d9660940dcb897a3cbea94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fbf008914b861f6814261785c33a035f1630412ed2fedc8c5d79580cd42a72d8 [INFO] running `Command { std: "docker" "start" "-a" "fbf008914b861f6814261785c33a035f1630412ed2fedc8c5d79580cd42a72d8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking json v0.12.4 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking xdr-rs-serialize v0.3.1 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Compiling xdr-rs-serialize-derive v0.3.1 [INFO] [stderr] Checking mazzaroth-xdr v0.8.2 [INFO] [stderr] Checking mazzaroth-rs-derive v0.8.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `quote` is imported redundantly [INFO] [stdout] --> src/contract.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use quote; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:75:1 [INFO] [stdout] | [INFO] [stdout] 75 | extern crate quote; [INFO] [stdout] | ------------------- the item `quote` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `quote` is imported redundantly [INFO] [stdout] --> src/contract.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use quote; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:75:1 [INFO] [stdout] | [INFO] [stdout] 75 | extern crate quote; [INFO] [stdout] | ------------------- the item `quote` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syn` is imported redundantly [INFO] [stdout] --> src/contract.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use syn; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:73:1 [INFO] [stdout] | [INFO] [stdout] 73 | extern crate syn; [INFO] [stdout] | ----------------- the item `syn` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/json.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syn` is imported redundantly [INFO] [stdout] --> src/contract.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use syn; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:73:1 [INFO] [stdout] | [INFO] [stdout] 73 | extern crate syn; [INFO] [stdout] | ----------------- the item `syn` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/json.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:140:69 [INFO] [stdout] | [INFO] [stdout] 140 | let mod_name = format!("mazzaroth_abi_impl_{}", &contract.name().clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` 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: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:140:69 [INFO] [stdout] | [INFO] [stdout] 140 | let mod_name = format!("mazzaroth_abi_impl_{}", &contract.name().clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` 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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.45s [INFO] running `Command { std: "docker" "inspect" "fbf008914b861f6814261785c33a035f1630412ed2fedc8c5d79580cd42a72d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbf008914b861f6814261785c33a035f1630412ed2fedc8c5d79580cd42a72d8", kill_on_drop: false }` [INFO] [stdout] fbf008914b861f6814261785c33a035f1630412ed2fedc8c5d79580cd42a72d8 [INFO] checking mazzaroth-rs-derive-0.8.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate mazzaroth-rs-derive 0.8.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate mazzaroth-rs-derive 0.8.1 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 mazzaroth-rs-derive 0.8.1 [INFO] finished tweaking crates.io crate mazzaroth-rs-derive 0.8.1 [INFO] tweaked toml for crates.io crate mazzaroth-rs-derive 0.8.1 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 28846ace944cb0a4b2c2312589d593e94f07c5078a48271bff5496c093e705a4 [INFO] running `Command { std: "docker" "start" "-a" "28846ace944cb0a4b2c2312589d593e94f07c5078a48271bff5496c093e705a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28846ace944cb0a4b2c2312589d593e94f07c5078a48271bff5496c093e705a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28846ace944cb0a4b2c2312589d593e94f07c5078a48271bff5496c093e705a4", kill_on_drop: false }` [INFO] [stdout] 28846ace944cb0a4b2c2312589d593e94f07c5078a48271bff5496c093e705a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f351bb1ee44c7943cb845c5b5969f9291fe472b0e5210f0a2978ca02489d5edf [INFO] running `Command { std: "docker" "start" "-a" "f351bb1ee44c7943cb845c5b5969f9291fe472b0e5210f0a2978ca02489d5edf", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking json v0.12.4 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking xdr-rs-serialize v0.3.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/xdr-rs-serialize-0.3.1/src/de.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | / match json::parse(&jval.to_string()) { [INFO] [stdout] 211 | | Ok(res) => return Self::read_json(res), [INFO] [stdout] 212 | | Err(_) => return Err(Error::invalid_json()), [INFO] [stdout] 213 | | }; [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 `xdr-rs-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f351bb1ee44c7943cb845c5b5969f9291fe472b0e5210f0a2978ca02489d5edf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f351bb1ee44c7943cb845c5b5969f9291fe472b0e5210f0a2978ca02489d5edf", kill_on_drop: false }` [INFO] [stdout] f351bb1ee44c7943cb845c5b5969f9291fe472b0e5210f0a2978ca02489d5edf