[INFO] fetching crate wit-parser 0.13.0...
[INFO] checking wit-parser-0.13.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate wit-parser 0.13.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate wit-parser 0.13.0 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 wit-parser 0.13.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate wit-parser 0.13.0
[INFO] tweaked toml for crates.io crate wit-parser 0.13.0 written to /workspace/builds/worker-5-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 42 packages
[INFO] [stderr]       Adding env_logger v0.9.3 (latest: v0.11.3)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding yansi v0.5.1 (latest: v1.0.1)
[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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e3a80c0dd008a14672a1b6ac02cb34ffae2f5bdf68bb899b8a2ae67417d9e8d6
[INFO] running `Command { std: "docker" "start" "-a" "e3a80c0dd008a14672a1b6ac02cb34ffae2f5bdf68bb899b8a2ae67417d9e8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3a80c0dd008a14672a1b6ac02cb34ffae2f5bdf68bb899b8a2ae67417d9e8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a80c0dd008a14672a1b6ac02cb34ffae2f5bdf68bb899b8a2ae67417d9e8d6", kill_on_drop: false }`
[INFO] [stdout] e3a80c0dd008a14672a1b6ac02cb34ffae2f5bdf68bb899b8a2ae67417d9e8d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b4c4842e5a718b56f6fe6e121388264d72b90becd048de9c6d37273fee9a16bc
[INFO] running `Command { std: "docker" "start" "-a" "b4c4842e5a718b56f6fe6e121388264d72b90becd048de9c6d37273fee9a16bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking wit-parser v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/ast/lex.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::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 `Error` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Error, ParamList, ResultList, WorldOrInterface};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 2 | use crate::ast::toposort::toposort;
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `Result` is already imported here
[INFO] [stdout] 4 | use anyhow::{bail, Result};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IndexMap` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `IndexMap` is already imported here
[INFO] [stdout] 4 | use anyhow::{bail, Result};
[INFO] [stdout] 5 | use indexmap::IndexMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/ast/lex.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::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 `Error` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Error, ParamList, ResultList, WorldOrInterface};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 2 | use crate::ast::toposort::toposort;
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `Result` is already imported here
[INFO] [stdout] 4 | use anyhow::{bail, Result};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IndexMap` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `IndexMap` is already imported here
[INFO] [stdout] 4 | use anyhow::{bail, Result};
[INFO] [stdout] 5 | use indexmap::IndexMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `indexmap::IndexMap::<K, V, S>::remove`: `remove` disrupts the map order -- use `swap_remove` or `shift_remove` for explicit behavior.
[INFO] [stdout]    --> src/ast/resolve.rs:852:39
[INFO] [stdout]     |
[INFO] [stdout] 852 |             let def = match type_defs.remove(&ty).unwrap() {
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `indexmap::IndexMap::<K, V, S>::remove`: `remove` disrupts the map order -- use `swap_remove` or `shift_remove` for explicit behavior.
[INFO] [stdout]    --> src/ast/resolve.rs:852:39
[INFO] [stdout]     |
[INFO] [stdout] 852 |             let def = match type_defs.remove(&ty).unwrap() {
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.86s
[INFO] running `Command { std: "docker" "inspect" "b4c4842e5a718b56f6fe6e121388264d72b90becd048de9c6d37273fee9a16bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c4842e5a718b56f6fe6e121388264d72b90becd048de9c6d37273fee9a16bc", kill_on_drop: false }`
[INFO] [stdout] b4c4842e5a718b56f6fe6e121388264d72b90becd048de9c6d37273fee9a16bc
[INFO] checking wit-parser-0.13.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate wit-parser 0.13.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate wit-parser 0.13.0 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 wit-parser 0.13.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate wit-parser 0.13.0
[INFO] tweaked toml for crates.io crate wit-parser 0.13.0 written to /workspace/builds/worker-5-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b18b207321f0eecdc801a0bef0edb4563aa3d39a1851cd9499b47b4857d7baab
[INFO] running `Command { std: "docker" "start" "-a" "b18b207321f0eecdc801a0bef0edb4563aa3d39a1851cd9499b47b4857d7baab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18b207321f0eecdc801a0bef0edb4563aa3d39a1851cd9499b47b4857d7baab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18b207321f0eecdc801a0bef0edb4563aa3d39a1851cd9499b47b4857d7baab", kill_on_drop: false }`
[INFO] [stdout] b18b207321f0eecdc801a0bef0edb4563aa3d39a1851cd9499b47b4857d7baab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d793a4c2de437c3f644d62833bb0146b70c062dc8c3e4ceb721a1bb9aac991ca
[INFO] running `Command { std: "docker" "start" "-a" "d793a4c2de437c3f644d62833bb0146b70c062dc8c3e4ceb721a1bb9aac991ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking semver v1.0.22
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking wit-parser v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/ast/lex.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::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 `Error` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Error, ParamList, ResultList, WorldOrInterface};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 2 | use crate::ast::toposort::toposort;
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `Result` is already imported here
[INFO] [stdout] 4 | use anyhow::{bail, Result};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IndexMap` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `IndexMap` is already imported here
[INFO] [stdout] 4 | use anyhow::{bail, Result};
[INFO] [stdout] 5 | use indexmap::IndexMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/ast/lex.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::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 `Error` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Error, ParamList, ResultList, WorldOrInterface};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 2 | use crate::ast::toposort::toposort;
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `Result` is already imported here
[INFO] [stdout] 4 | use anyhow::{bail, Result};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IndexMap` is imported redundantly
[INFO] [stdout]  --> src/ast/resolve.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::*;
[INFO] [stdout]   |     -------- the item `IndexMap` is already imported here
[INFO] [stdout] 4 | use anyhow::{bail, Result};
[INFO] [stdout] 5 | use indexmap::IndexMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `indexmap::IndexMap::<K, V, S>::remove`: `remove` disrupts the map order -- use `swap_remove` or `shift_remove` for explicit behavior.
[INFO] [stdout]    --> src/ast/resolve.rs:852:39
[INFO] [stdout]     |
[INFO] [stdout] 852 |             let def = match type_defs.remove(&ty).unwrap() {
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `indexmap::IndexMap::<K, V, S>::remove`: `remove` disrupts the map order -- use `swap_remove` or `shift_remove` for explicit behavior.
[INFO] [stdout]    --> src/ast/resolve.rs:852:39
[INFO] [stdout]     |
[INFO] [stdout] 852 |             let def = match type_defs.remove(&ty).unwrap() {
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.90s
[INFO] running `Command { std: "docker" "inspect" "d793a4c2de437c3f644d62833bb0146b70c062dc8c3e4ceb721a1bb9aac991ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d793a4c2de437c3f644d62833bb0146b70c062dc8c3e4ceb721a1bb9aac991ca", kill_on_drop: false }`
[INFO] [stdout] d793a4c2de437c3f644d62833bb0146b70c062dc8c3e4ceb721a1bb9aac991ca