[INFO] fetching crate fplus-lib 1.0.10...
[INFO] checking fplus-lib-1.0.10 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate fplus-lib 1.0.10 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fplus-lib 1.0.10 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fplus-lib 1.0.10
[INFO] finished tweaking crates.io crate fplus-lib 1.0.10
[INFO] tweaked toml for crates.io crate fplus-lib 1.0.10 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded octocrab v0.25.1
[INFO] [stderr]   Downloaded uuidv4 v1.0.0
[INFO] [stderr]   Downloaded markdown v1.0.0-alpha.16
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[INFO] [stdout] 54a0002c6e0653063c4c29d39eb839b70eae143545b33aadce384cfde316116c
[INFO] running `Command { std: "docker" "start" "-a" "54a0002c6e0653063c4c29d39eb839b70eae143545b33aadce384cfde316116c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54a0002c6e0653063c4c29d39eb839b70eae143545b33aadce384cfde316116c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a0002c6e0653063c4c29d39eb839b70eae143545b33aadce384cfde316116c", 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_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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b2fda66ca41ba0472dfe3090475a97df92595e280f9e88df89d6a49ef891025
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[INFO] [stdout] warning: the item `base64` is imported redundantly
[INFO] [stdout]  --> src/base64.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use base64;
[INFO] [stdout]   |     ^^^^^^ the item `base64` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `base64` is imported redundantly
[INFO] [stdout]  --> src/base64.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use base64;
[INFO] [stdout]   |     ^^^^^^ the item `base64` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `validate` are never used
[INFO] [stdout]  --> src/core/application/client.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Client {
[INFO] [stdout]   | ----------- associated items in this implementation
[INFO] [stdout] 4 |     fn new(i: Client) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 |     fn validate(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/core/application/datacap.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Datacap {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 4 |     fn new(i: Datacap) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `validate` are never used
[INFO] [stdout]  --> src/core/application/project.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Project {
[INFO] [stdout]   | ------------ associated items in this implementation
[INFO] [stdout] 4 |     fn new(i: Project) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 |     fn validate(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `validate` are never used
[INFO] [stdout]  --> src/core/application/client.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Client {
[INFO] [stdout]   | ----------- associated items in this implementation
[INFO] [stdout] 4 |     fn new(i: Client) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 |     fn validate(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/core/application/datacap.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Datacap {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 4 |     fn new(i: Datacap) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `validate` are never used
[INFO] [stdout]  --> src/core/application/project.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Project {
[INFO] [stdout]   | ------------ associated items in this implementation
[INFO] [stdout] 4 |     fn new(i: Project) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 |     fn validate(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[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 19.55s
[INFO] running `Command { std: "docker" "inspect" "6b2fda66ca41ba0472dfe3090475a97df92595e280f9e88df89d6a49ef891025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2fda66ca41ba0472dfe3090475a97df92595e280f9e88df89d6a49ef891025", kill_on_drop: false }`
[INFO] [stdout] 6b2fda66ca41ba0472dfe3090475a97df92595e280f9e88df89d6a49ef891025
