[INFO] fetching crate espresso 0.0.1...
[INFO] testing espresso-0.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate espresso 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate espresso 0.0.1
[INFO] finished tweaking crates.io crate espresso 0.0.1
[INFO] tweaked toml for crates.io crate espresso 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate espresso 0.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.4)
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.10.1)
[INFO] [stderr]       Adding ron v0.5.1 (available: v0.11.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ron v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82f1030f0b764fde74e8116339870e153dd11c57fb46ea4d3ddd23655f3c69e3
[INFO] running `Command { std: "docker" "start" "-a" "82f1030f0b764fde74e8116339870e153dd11c57fb46ea4d3ddd23655f3c69e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82f1030f0b764fde74e8116339870e153dd11c57fb46ea4d3ddd23655f3c69e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f1030f0b764fde74e8116339870e153dd11c57fb46ea4d3ddd23655f3c69e3", kill_on_drop: false }`
[INFO] [stdout] 82f1030f0b764fde74e8116339870e153dd11c57fb46ea4d3ddd23655f3c69e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d47f89e53bbbe905af6a26818c386118145300f53497e77e6207fe00a78e29f9
[INFO] running `Command { std: "docker" "start" "-a" "d47f89e53bbbe905af6a26818c386118145300f53497e77e6207fe00a78e29f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling espresso v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/buf_ext.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/class.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RefCell` and `Ref`
[INFO] [stdout]  --> src/class.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{RefCell, Ref};
[INFO] [stdout]   |                 ^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ValueTooLarge` is never constructed
[INFO] [stdout]   --> src/buf_ext.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum TryError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     ValueTooLarge,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TryError` 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: trait `WriteInto` is never used
[INFO] [stdout]   --> src/buf_ext.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait WriteInto: Sized {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WriteFrom` is never used
[INFO] [stdout]   --> src/buf_ext.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait WriteFrom<T: Sized>: BufMut {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstantPool` is never constructed
[INFO] [stdout]    --> src/class.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct ConstantPool(Vec<Constant>);
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Field` is never constructed
[INFO] [stdout]    --> src/class.rs:442:12
[INFO] [stdout]     |
[INFO] [stdout] 442 | pub struct Field {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.91s
[INFO] running `Command { std: "docker" "inspect" "d47f89e53bbbe905af6a26818c386118145300f53497e77e6207fe00a78e29f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d47f89e53bbbe905af6a26818c386118145300f53497e77e6207fe00a78e29f9", kill_on_drop: false }`
[INFO] [stdout] d47f89e53bbbe905af6a26818c386118145300f53497e77e6207fe00a78e29f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73e2d7afbf1e77d6b9a1e756d03a39b757dd6df22bbbaf2ee87c4d9d9f06d960
[INFO] running `Command { std: "docker" "start" "-a" "73e2d7afbf1e77d6b9a1e756d03a39b757dd6df22bbbaf2ee87c4d9d9f06d960", kill_on_drop: false }`
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/buf_ext.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/class.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RefCell` and `Ref`
[INFO] [stdout]  --> src/class.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{RefCell, Ref};
[INFO] [stdout]   |                 ^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ValueTooLarge` is never constructed
[INFO] [stdout]   --> src/buf_ext.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum TryError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     ValueTooLarge,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TryError` 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: trait `WriteInto` is never used
[INFO] [stdout]   --> src/buf_ext.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait WriteInto: Sized {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WriteFrom` is never used
[INFO] [stdout]   --> src/buf_ext.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait WriteFrom<T: Sized>: BufMut {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstantPool` is never constructed
[INFO] [stdout]    --> src/class.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct ConstantPool(Vec<Constant>);
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Field` is never constructed
[INFO] [stdout]    --> src/class.rs:442:12
[INFO] [stdout]     |
[INFO] [stdout] 442 | pub struct Field {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ron v0.5.1
[INFO] [stderr]    Compiling espresso v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/buf_ext.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/class.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RefCell` and `Ref`
[INFO] [stdout]  --> src/class.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{RefCell, Ref};
[INFO] [stdout]   |                 ^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ValueTooLarge` is never constructed
[INFO] [stdout]   --> src/buf_ext.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum TryError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     ValueTooLarge,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TryError` 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: trait `WriteInto` is never used
[INFO] [stdout]   --> src/buf_ext.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait WriteInto: Sized {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WriteFrom` is never used
[INFO] [stdout]   --> src/buf_ext.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait WriteFrom<T: Sized>: BufMut {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstantPool` is never constructed
[INFO] [stdout]    --> src/class.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct ConstantPool(Vec<Constant>);
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Field` is never constructed
[INFO] [stdout]    --> src/class.rs:442:12
[INFO] [stdout]     |
[INFO] [stdout] 442 | pub struct Field {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "73e2d7afbf1e77d6b9a1e756d03a39b757dd6df22bbbaf2ee87c4d9d9f06d960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e2d7afbf1e77d6b9a1e756d03a39b757dd6df22bbbaf2ee87c4d9d9f06d960", kill_on_drop: false }`
[INFO] [stdout] 73e2d7afbf1e77d6b9a1e756d03a39b757dd6df22bbbaf2ee87c4d9d9f06d960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33434a1d9928220b83a07b47d345a9bb2588d3cefd5b6f315d9f7a52dc93b57f
[INFO] running `Command { std: "docker" "start" "-a" "33434a1d9928220b83a07b47d345a9bb2588d3cefd5b6f315d9f7a52dc93b57f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::convert::TryInto`
[INFO] [stderr]  --> src/buf_ext.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::convert::TryInto;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/class.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `RefCell` and `Ref`
[INFO] [stderr]  --> src/class.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cell::{RefCell, Ref};
[INFO] [stderr]   |                 ^^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `ValueTooLarge` is never constructed
[INFO] [stderr]   --> src/buf_ext.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub enum TryError {
[INFO] [stderr]    |          -------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 10 |     ValueTooLarge,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `WriteInto` is never used
[INFO] [stderr]   --> src/buf_ext.rs:33:11
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub trait WriteInto: Sized {
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `WriteFrom` is never used
[INFO] [stderr]   --> src/buf_ext.rs:37:11
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub trait WriteFrom<T: Sized>: BufMut {
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ConstantPool` is never constructed
[INFO] [stderr]    --> src/class.rs:215:12
[INFO] [stderr]     |
[INFO] [stderr] 215 | pub struct ConstantPool(Vec<Constant>);
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Field` is never constructed
[INFO] [stderr]    --> src/class.rs:442:12
[INFO] [stderr]     |
[INFO] [stderr] 442 | pub struct Field {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `espresso` (lib) generated 8 warnings (run `cargo fix --lib -p espresso` to apply 3 suggestions)
[INFO] [stderr] warning: `espresso` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/espresso-f27f756273947fee)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/read.rs (/opt/rustwide/target/debug/deps/read-cf03a5afa8570f3a)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read ... ok
[INFO] [stdout] test ron ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests espresso
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33434a1d9928220b83a07b47d345a9bb2588d3cefd5b6f315d9f7a52dc93b57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33434a1d9928220b83a07b47d345a9bb2588d3cefd5b6f315d9f7a52dc93b57f", kill_on_drop: false }`
[INFO] [stdout] 33434a1d9928220b83a07b47d345a9bb2588d3cefd5b6f315d9f7a52dc93b57f