[INFO] fetching crate eosio-codegen 0.2.5...
[INFO] checking eosio-codegen-0.2.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate eosio-codegen 0.2.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate eosio-codegen 0.2.5 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eosio-codegen 0.2.5
[INFO] finished tweaking crates.io crate eosio-codegen 0.2.5
[INFO] tweaked toml for crates.io crate eosio-codegen 0.2.5 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40df4319e37400c536861daceea5d162ecc10754f17ceec6c52ccbea23d02a49
[INFO] running `Command { std: "docker" "start" "-a" "40df4319e37400c536861daceea5d162ecc10754f17ceec6c52ccbea23d02a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40df4319e37400c536861daceea5d162ecc10754f17ceec6c52ccbea23d02a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40df4319e37400c536861daceea5d162ecc10754f17ceec6c52ccbea23d02a49", kill_on_drop: false }`
[INFO] [stdout] 40df4319e37400c536861daceea5d162ecc10754f17ceec6c52ccbea23d02a49
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 448364a72c2696ed7fb009a15049f14286b9117d560d370fd99054a148c1b410
[INFO] running `Command { std: "docker" "start" "-a" "448364a72c2696ed7fb009a15049f14286b9117d560d370fd99054a148c1b410", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking eosio-codegen v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `format_err` is imported redundantly
[INFO] [stdout]   --> src/attrs.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |       format_err,
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / macro_rules! format_err {
[INFO] [stdout] 58 | |     ($spanned:expr, $($msg:tt)*) => {
[INFO] [stdout] 59 | |         ::syn::Error::new(
[INFO] [stdout] 60 | |             <_ as ::syn::spanned::Spanned>::span(&$spanned),
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |     }
[INFO] [stdout] 64 | | }
[INFO] [stdout]    | |_- the item `format_err` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err_spanned` is imported redundantly
[INFO] [stdout]   --> src/attrs.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |       format_err_spanned,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / macro_rules! format_err_spanned {
[INFO] [stdout] 32 | |     ($tokens:expr, $($msg:tt)*) => {
[INFO] [stdout] 33 | |         ::syn::Error::new_spanned(
[INFO] [stdout] 34 | |             &$tokens,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_- the item `format_err_spanned` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/contract.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err_spanned` is imported redundantly
[INFO] [stdout]   --> src/contract.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |       format_err_spanned,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / macro_rules! format_err_spanned {
[INFO] [stdout] 32 | |     ($tokens:expr, $($msg:tt)*) => {
[INFO] [stdout] 33 | |         ::syn::Error::new_spanned(
[INFO] [stdout] 34 | |             &$tokens,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_- the item `format_err_spanned` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err` is imported redundantly
[INFO] [stdout]   --> src/attrs.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |       format_err,
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / macro_rules! format_err {
[INFO] [stdout] 58 | |     ($spanned:expr, $($msg:tt)*) => {
[INFO] [stdout] 59 | |         ::syn::Error::new(
[INFO] [stdout] 60 | |             <_ as ::syn::spanned::Spanned>::span(&$spanned),
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |     }
[INFO] [stdout] 64 | | }
[INFO] [stdout]    | |_- the item `format_err` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err_spanned` is imported redundantly
[INFO] [stdout]   --> src/attrs.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |       format_err_spanned,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / macro_rules! format_err_spanned {
[INFO] [stdout] 32 | |     ($tokens:expr, $($msg:tt)*) => {
[INFO] [stdout] 33 | |         ::syn::Error::new_spanned(
[INFO] [stdout] 34 | |             &$tokens,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_- the item `format_err_spanned` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/contract.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err_spanned` is imported redundantly
[INFO] [stdout]   --> src/contract.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |       format_err_spanned,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / macro_rules! format_err_spanned {
[INFO] [stdout] 32 | |     ($tokens:expr, $($msg:tt)*) => {
[INFO] [stdout] 33 | |         ::syn::Error::new_spanned(
[INFO] [stdout] 34 | |             &$tokens,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_- the item `format_err_spanned` 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 5.97s
[INFO] running `Command { std: "docker" "inspect" "448364a72c2696ed7fb009a15049f14286b9117d560d370fd99054a148c1b410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448364a72c2696ed7fb009a15049f14286b9117d560d370fd99054a148c1b410", kill_on_drop: false }`
[INFO] [stdout] 448364a72c2696ed7fb009a15049f14286b9117d560d370fd99054a148c1b410
[INFO] checking eosio-codegen-0.2.5 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate eosio-codegen 0.2.5 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate eosio-codegen 0.2.5 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eosio-codegen 0.2.5
[INFO] finished tweaking crates.io crate eosio-codegen 0.2.5
[INFO] tweaked toml for crates.io crate eosio-codegen 0.2.5 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33be85d3aa08cef8aba50eef9fca1cffb71350f7e42cd7e778b6e27e831b0489
[INFO] running `Command { std: "docker" "start" "-a" "33be85d3aa08cef8aba50eef9fca1cffb71350f7e42cd7e778b6e27e831b0489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33be85d3aa08cef8aba50eef9fca1cffb71350f7e42cd7e778b6e27e831b0489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33be85d3aa08cef8aba50eef9fca1cffb71350f7e42cd7e778b6e27e831b0489", kill_on_drop: false }`
[INFO] [stdout] 33be85d3aa08cef8aba50eef9fca1cffb71350f7e42cd7e778b6e27e831b0489
[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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04cbf52916041685ffb8f043a6e6cc6efe91788ee45bdef97655337c32b5a71f
[INFO] running `Command { std: "docker" "start" "-a" "04cbf52916041685ffb8f043a6e6cc6efe91788ee45bdef97655337c32b5a71f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking eosio-codegen v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `format_err` is imported redundantly
[INFO] [stdout]   --> src/attrs.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |       format_err,
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / macro_rules! format_err {
[INFO] [stdout] 58 | |     ($spanned:expr, $($msg:tt)*) => {
[INFO] [stdout] 59 | |         ::syn::Error::new(
[INFO] [stdout] 60 | |             <_ as ::syn::spanned::Spanned>::span(&$spanned),
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |     }
[INFO] [stdout] 64 | | }
[INFO] [stdout]    | |_- the item `format_err` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err_spanned` is imported redundantly
[INFO] [stdout]   --> src/attrs.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |       format_err_spanned,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / macro_rules! format_err_spanned {
[INFO] [stdout] 32 | |     ($tokens:expr, $($msg:tt)*) => {
[INFO] [stdout] 33 | |         ::syn::Error::new_spanned(
[INFO] [stdout] 34 | |             &$tokens,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_- the item `format_err_spanned` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/contract.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err_spanned` is imported redundantly
[INFO] [stdout]   --> src/contract.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |       format_err_spanned,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / macro_rules! format_err_spanned {
[INFO] [stdout] 32 | |     ($tokens:expr, $($msg:tt)*) => {
[INFO] [stdout] 33 | |         ::syn::Error::new_spanned(
[INFO] [stdout] 34 | |             &$tokens,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_- the item `format_err_spanned` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err` is imported redundantly
[INFO] [stdout]   --> src/attrs.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |       format_err,
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / macro_rules! format_err {
[INFO] [stdout] 58 | |     ($spanned:expr, $($msg:tt)*) => {
[INFO] [stdout] 59 | |         ::syn::Error::new(
[INFO] [stdout] 60 | |             <_ as ::syn::spanned::Spanned>::span(&$spanned),
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |     }
[INFO] [stdout] 64 | | }
[INFO] [stdout]    | |_- the item `format_err` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err_spanned` is imported redundantly
[INFO] [stdout]   --> src/attrs.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |       format_err_spanned,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / macro_rules! format_err_spanned {
[INFO] [stdout] 32 | |     ($tokens:expr, $($msg:tt)*) => {
[INFO] [stdout] 33 | |         ::syn::Error::new_spanned(
[INFO] [stdout] 34 | |             &$tokens,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_- the item `format_err_spanned` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/contract.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `format_err_spanned` is imported redundantly
[INFO] [stdout]   --> src/contract.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |       format_err_spanned,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/error.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / macro_rules! format_err_spanned {
[INFO] [stdout] 32 | |     ($tokens:expr, $($msg:tt)*) => {
[INFO] [stdout] 33 | |         ::syn::Error::new_spanned(
[INFO] [stdout] 34 | |             &$tokens,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_- the item `format_err_spanned` 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 6.64s
[INFO] running `Command { std: "docker" "inspect" "04cbf52916041685ffb8f043a6e6cc6efe91788ee45bdef97655337c32b5a71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04cbf52916041685ffb8f043a6e6cc6efe91788ee45bdef97655337c32b5a71f", kill_on_drop: false }`
[INFO] [stdout] 04cbf52916041685ffb8f043a6e6cc6efe91788ee45bdef97655337c32b5a71f