[INFO] fetching crate wallet-lib 0.0.0...
[INFO] checking wallet-lib-0.0.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate wallet-lib 0.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate wallet-lib 0.0.0
[INFO] finished tweaking crates.io crate wallet-lib 0.0.0
[INFO] tweaked toml for crates.io crate wallet-lib 0.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wallet-lib 0.0.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a245a4e0e5a32f901e46fee474597e25c0c9bbf92a01c086d8dd64150539531b
[INFO] running `Command { std: "docker" "start" "-a" "a245a4e0e5a32f901e46fee474597e25c0c9bbf92a01c086d8dd64150539531b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a245a4e0e5a32f901e46fee474597e25c0c9bbf92a01c086d8dd64150539531b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a245a4e0e5a32f901e46fee474597e25c0c9bbf92a01c086d8dd64150539531b", kill_on_drop: false }`
[INFO] [stdout] a245a4e0e5a32f901e46fee474597e25c0c9bbf92a01c086d8dd64150539531b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38f5f88872ff4c0cb6ba860d61f874d807cb1ec9007107d3129492211eb330dd
[INFO] running `Command { std: "docker" "start" "-a" "38f5f88872ff4c0cb6ba860d61f874d807cb1ec9007107d3129492211eb330dd", kill_on_drop: false }`
[INFO] [stderr]     Checking wallet-lib v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]  --> src/wallet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Wallet {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     path: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Wallet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `new_with_path`, `init`, and `create_dirs` are never used
[INFO] [stdout]   --> src/wallet.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Wallet {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout]  8 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn new_with_path(path: String) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn init(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn create_dirs(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Entry` is never constructed
[INFO] [stdout]  --> src/entry.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Entry {}
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/entry.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Entry {
[INFO] [stdout]   | ---------- associated function in this implementation
[INFO] [stdout] 6 |     fn new() -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `wallet_path` is never read
[INFO] [stdout]  --> src/command.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CommandOptions {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 5 |     wallet_path: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CommandOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `wallet_path` is never used
[INFO] [stdout]   --> src/command.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl CommandOptions {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn wallet_path(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Command` is never used
[INFO] [stdout]   --> src/command.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | trait Command {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AddCommand` is never constructed
[INFO] [stdout]   --> src/command.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct AddCommand {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]  --> src/wallet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Wallet {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     path: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Wallet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `new_with_path`, `init`, and `create_dirs` are never used
[INFO] [stdout]   --> src/wallet.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Wallet {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout]  8 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn new_with_path(path: String) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn init(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn create_dirs(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Entry` is never constructed
[INFO] [stdout]  --> src/entry.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Entry {}
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/entry.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Entry {
[INFO] [stdout]   | ---------- associated function in this implementation
[INFO] [stdout] 6 |     fn new() -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `wallet_path` is never read
[INFO] [stdout]  --> src/command.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CommandOptions {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 5 |     wallet_path: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CommandOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `wallet_path` is never used
[INFO] [stdout]   --> src/command.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl CommandOptions {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn wallet_path(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Command` is never used
[INFO] [stdout]   --> src/command.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | trait Command {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AddCommand` is never constructed
[INFO] [stdout]   --> src/command.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct AddCommand {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "38f5f88872ff4c0cb6ba860d61f874d807cb1ec9007107d3129492211eb330dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f5f88872ff4c0cb6ba860d61f874d807cb1ec9007107d3129492211eb330dd", kill_on_drop: false }`
[INFO] [stdout] 38f5f88872ff4c0cb6ba860d61f874d807cb1ec9007107d3129492211eb330dd