[INFO] fetching crate godata_lib 0.3.0...
[INFO] checking godata_lib-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate godata_lib 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate godata_lib 0.3.0 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 godata_lib 0.3.0
[INFO] finished tweaking crates.io crate godata_lib 0.3.0
[INFO] tweaked toml for crates.io crate godata_lib 0.3.0 written to /workspace/builds/worker-4-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 75 packages
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[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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 08cb1ebf999169a3fec30f3ca08d9a4b01a113312945bdf9789ea8d0570b5e2e
[INFO] running `Command { std: "docker" "start" "-a" "08cb1ebf999169a3fec30f3ca08d9a4b01a113312945bdf9789ea8d0570b5e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08cb1ebf999169a3fec30f3ca08d9a4b01a113312945bdf9789ea8d0570b5e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08cb1ebf999169a3fec30f3ca08d9a4b01a113312945bdf9789ea8d0570b5e2e", kill_on_drop: false }`
[INFO] [stdout] 08cb1ebf999169a3fec30f3ca08d9a4b01a113312945bdf9789ea8d0570b5e2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bd388f016458b226596f9f0bda781532cd2db59c86e86d771e2f218b98b97550
[INFO] running `Command { std: "docker" "start" "-a" "bd388f016458b226596f9f0bda781532cd2db59c86e86d771e2f218b98b97550", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling target-lexicon v0.12.14
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[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking uuid v1.8.0
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[INFO] [stderr]    Compiling pyo3-ffi v0.19.2
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[INFO] [stderr]     Checking serde v1.0.197
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[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking rusqlite v0.29.0
[INFO] [stderr]     Checking serde_rusqlite v0.33.1
[INFO] [stderr]     Checking r2d2_sqlite v0.22.0
[INFO] [stderr]     Checking godata_lib v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]  --> src/pdb.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusqlite::Connection`
[INFO] [stdout]   --> src/pdb.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rusqlite::Connection;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `r2d2::Pool`
[INFO] [stdout]   --> src/pdb.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use r2d2::Pool;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Clone` is imported redundantly
[INFO] [stdout]  --> src/project.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::clone::Clone;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Clone` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusqlite::Connection`
[INFO] [stdout]   --> src/mdb.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rusqlite::Connection;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]  --> src/ftree.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{Arc};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ref`
[INFO] [stdout]  --> src/ftree.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{RefCell, Ref};
[INFO] [stdout]   |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Connection`
[INFO] [stdout]  --> src/db.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rusqlite::{Connection, params};
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]  --> src/pdb.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusqlite::Connection`
[INFO] [stdout]   --> src/pdb.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rusqlite::Connection;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `r2d2::Pool`
[INFO] [stdout]   --> src/pdb.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use r2d2::Pool;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Clone` is imported redundantly
[INFO] [stdout]  --> src/project.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::clone::Clone;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Clone` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rusqlite::Connection`
[INFO] [stdout]   --> src/mdb.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rusqlite::Connection;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]  --> src/ftree.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{Arc};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ref`
[INFO] [stdout]  --> src/ftree.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{RefCell, Ref};
[INFO] [stdout]   |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Connection`
[INFO] [stdout]  --> src/db.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rusqlite::{Connection, params};
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/ftree.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/ftree.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_name` is never used
[INFO] [stdout]   --> src/pdb.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl FileSystemObject {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub(crate) fn get_name(&self) -> String {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_children` is never used
[INFO] [stdout]    --> src/ftree.rs:346:19
[INFO] [stdout]     |
[INFO] [stdout] 280 | impl FileTreeFolder {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 346 |     pub(crate) fn get_children(&self, mgr: &ProjectFileSystemManager) -> Vec<FileSystemObject> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_name` is never used
[INFO] [stdout]   --> src/pdb.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl FileSystemObject {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub(crate) fn get_name(&self) -> String {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_children` is never used
[INFO] [stdout]    --> src/ftree.rs:346:19
[INFO] [stdout]     |
[INFO] [stdout] 280 | impl FileTreeFolder {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 346 |     pub(crate) fn get_children(&self, mgr: &ProjectFileSystemManager) -> Vec<FileSystemObject> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.98s
[INFO] running `Command { std: "docker" "inspect" "bd388f016458b226596f9f0bda781532cd2db59c86e86d771e2f218b98b97550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd388f016458b226596f9f0bda781532cd2db59c86e86d771e2f218b98b97550", kill_on_drop: false }`
[INFO] [stdout] bd388f016458b226596f9f0bda781532cd2db59c86e86d771e2f218b98b97550