[INFO] fetching crate tariff 0.1.0... [INFO] checking tariff-0.1.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] extracting crate tariff 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate tariff 0.1.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tariff 0.1.0 [INFO] finished tweaking crates.io crate tariff 0.1.0 [INFO] tweaked toml for crates.io crate tariff 0.1.0 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 57 packages to latest compatible versions [INFO] [stderr] Adding bson v0.1.5 (available: v2.13.0) [INFO] [stderr] Adding docopt v0.6.86 (available: v1.1.1) [INFO] [stderr] Adding mongodb v0.1.8 (available: v3.1.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded textnonce v0.4.1 [INFO] [stderr] Downloaded separator v0.3.1 [INFO] [stderr] Downloaded semver v0.5.1 [INFO] [stderr] Downloaded bson v0.1.5 [INFO] [stderr] Downloaded semver-parser v0.6.2 [INFO] [stderr] Downloaded bson v0.3.2 [INFO] [stderr] Downloaded scan_fmt v0.1.3 [INFO] [stderr] Downloaded mongodb v0.1.8 [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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 511cbc9e0c3ad8720cd4105d2c86c86e9657ff95f0e7c554df478c08bd70e409 [INFO] running `Command { std: "docker" "start" "-a" "511cbc9e0c3ad8720cd4105d2c86c86e9657ff95f0e7c554df478c08bd70e409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "511cbc9e0c3ad8720cd4105d2c86c86e9657ff95f0e7c554df478c08bd70e409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "511cbc9e0c3ad8720cd4105d2c86c86e9657ff95f0e7c554df478c08bd70e409", kill_on_drop: false }` [INFO] [stdout] 511cbc9e0c3ad8720cd4105d2c86c86e9657ff95f0e7c554df478c08bd70e409 [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a41a1c2cdef7547a7215b5400a2ad62b5d08b82e59afcefe47d74ad9b61d3d33 [INFO] running `Command { std: "docker" "start" "-a" "a41a1c2cdef7547a7215b5400a2ad62b5d08b82e59afcefe47d74ad9b61d3d33", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking byteorder v0.3.13 [INFO] [stderr] Checking libc v0.1.12 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking linked-hash-map v0.0.9 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking separator v0.3.1 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking textnonce v0.4.1 [INFO] [stderr] Checking semver-parser v0.6.2 [INFO] [stderr] Checking docopt v0.6.86 [INFO] [stderr] Checking semver v0.5.1 [INFO] [stderr] Checking scan_fmt v0.1.3 [INFO] [stderr] Checking bson v0.3.2 [INFO] [stderr] Checking bson v0.1.5 [INFO] [stderr] Checking mongodb v0.1.8 [INFO] [stderr] Checking tariff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/client.rs:73:39 [INFO] [stdout] | [INFO] [stdout] 73 | let json = Bson::Document(doc).to_json(); [INFO] [stdout] | -------------- ^^^ expected `bson::ordered::OrderedDocument`, found a different `bson::ordered::OrderedDocument` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: `bson::ordered::OrderedDocument` and `bson::ordered::OrderedDocument` have similar names, but are actually distinct types [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.3.2/src/ordered.rs:54:1 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/ordered.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: perhaps two different versions of crate `bson` are being used? [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/bson.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | Document(Document), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/client.rs:73:39 [INFO] [stdout] | [INFO] [stdout] 73 | let json = Bson::Document(doc).to_json(); [INFO] [stdout] | -------------- ^^^ expected `bson::ordered::OrderedDocument`, found a different `bson::ordered::OrderedDocument` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: `bson::ordered::OrderedDocument` and `bson::ordered::OrderedDocument` have similar names, but are actually distinct types [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.3.2/src/ordered.rs:54:1 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/ordered.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: perhaps two different versions of crate `bson` are being used? [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/bson.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | Document(Document), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/client.rs:108:43 [INFO] [stdout] | [INFO] [stdout] 108 | jsons.push(Bson::Document(doc).to_json()); [INFO] [stdout] | -------------- ^^^ expected `bson::ordered::OrderedDocument`, found a different `bson::ordered::OrderedDocument` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: `bson::ordered::OrderedDocument` and `bson::ordered::OrderedDocument` have similar names, but are actually distinct types [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.3.2/src/ordered.rs:54:1 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/ordered.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: perhaps two different versions of crate `bson` are being used? [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/bson.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | Document(Document), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/client.rs:108:43 [INFO] [stdout] | [INFO] [stdout] 108 | jsons.push(Bson::Document(doc).to_json()); [INFO] [stdout] | -------------- ^^^ expected `bson::ordered::OrderedDocument`, found a different `bson::ordered::OrderedDocument` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: `bson::ordered::OrderedDocument` and `bson::ordered::OrderedDocument` have similar names, but are actually distinct types [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.3.2/src/ordered.rs:54:1 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/ordered.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: perhaps two different versions of crate `bson` are being used? [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/bson.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | Document(Document), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/client.rs:142:23 [INFO] [stdout] | [INFO] [stdout] 141 | match doc.get("name") { [INFO] [stdout] | --------------- this expression has type `Option<&bson::bson::Bson>` [INFO] [stdout] 142 | Some(&Bson::String(ref s)) => collections.push(s.to_owned()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ expected `bson::bson::Bson`, found `Bson` [INFO] [stdout] | [INFO] [stdout] = note: `Bson` and `bson::bson::Bson` have similar names, but are actually distinct types [INFO] [stdout] note: `Bson` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/bson.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum Bson { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] note: `bson::bson::Bson` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.3.2/src/bson.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum Bson { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] = note: perhaps two different versions of crate `bson` are being used? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/client.rs:142:23 [INFO] [stdout] | [INFO] [stdout] 141 | match doc.get("name") { [INFO] [stdout] | --------------- this expression has type `Option<&bson::bson::Bson>` [INFO] [stdout] 142 | Some(&Bson::String(ref s)) => collections.push(s.to_owned()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ expected `bson::bson::Bson`, found `Bson` [INFO] [stdout] | [INFO] [stdout] = note: `Bson` and `bson::bson::Bson` have similar names, but are actually distinct types [INFO] [stdout] note: `Bson` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/bson.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum Bson { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] note: `bson::bson::Bson` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.3.2/src/bson.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum Bson { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] = note: perhaps two different versions of crate `bson` are being used? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/client.rs:264:36 [INFO] [stdout] | [INFO] [stdout] 264 | match coll.insert_many(chunk.to_owned(), None) { [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^ expected `bson::ordered::OrderedDocument`, found a different `bson::ordered::OrderedDocument` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] = note: `bson::ordered::OrderedDocument` and `bson::ordered::OrderedDocument` have similar names, but are actually distinct types [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/ordered.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.3.2/src/ordered.rs:54:1 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: perhaps two different versions of crate `bson` are being used? [INFO] [stdout] note: method defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mongodb-0.1.8/src/coll/mod.rs:657:12 [INFO] [stdout] | [INFO] [stdout] 657 | pub fn insert_many(&self, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/client.rs:264:36 [INFO] [stdout] | [INFO] [stdout] 264 | match coll.insert_many(chunk.to_owned(), None) { [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^ expected `bson::ordered::OrderedDocument`, found a different `bson::ordered::OrderedDocument` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] = note: `bson::ordered::OrderedDocument` and `bson::ordered::OrderedDocument` have similar names, but are actually distinct types [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.1.5/src/ordered.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `bson::ordered::OrderedDocument` is defined in crate `bson` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bson-0.3.2/src/ordered.rs:54:1 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct OrderedDocument { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: perhaps two different versions of crate `bson` are being used? [INFO] [stdout] note: method defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mongodb-0.1.8/src/coll/mod.rs:657:12 [INFO] [stdout] | [INFO] [stdout] 657 | pub fn insert_many(&self, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tariff` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `tariff` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "a41a1c2cdef7547a7215b5400a2ad62b5d08b82e59afcefe47d74ad9b61d3d33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a41a1c2cdef7547a7215b5400a2ad62b5d08b82e59afcefe47d74ad9b61d3d33", kill_on_drop: false }` [INFO] [stdout] a41a1c2cdef7547a7215b5400a2ad62b5d08b82e59afcefe47d74ad9b61d3d33