[INFO] fetching crate ic-kit 0.5.0-alpha.4...
[INFO] testing ic-kit-0.5.0-alpha.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate ic-kit 0.5.0-alpha.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ic-kit 0.5.0-alpha.4
[INFO] finished tweaking crates.io crate ic-kit 0.5.0-alpha.4
[INFO] tweaked toml for crates.io crate ic-kit 0.5.0-alpha.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ic-kit 0.5.0-alpha.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 149 packages to latest compatible versions
[INFO] [stderr]       Adding candid v0.7.18 (available: v0.10.20)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos v0.12.1
[INFO] [stderr]   Downloaded ic-kit-runtime v0.1.0-alpha.1
[INFO] [stderr]   Downloaded ic-kit-sys v0.1.3
[INFO] [stderr]   Downloaded beef v0.5.2
[INFO] [stderr]   Downloaded thread-local-panic-hook v0.1.0
[INFO] [stderr]   Downloaded ic-kit-macros v0.1.1-alpha.0
[INFO] [stderr]   Downloaded pretty v0.10.0
[INFO] [stderr]   Downloaded logos-derive v0.12.1
[INFO] [stderr]   Downloaded actix-macros v0.2.4
[INFO] [stderr]   Downloaded serde_tokenstream v0.1.7
[INFO] [stderr]   Downloaded binread v2.2.0
[INFO] [stderr]   Downloaded actix v0.13.5
[INFO] [stderr]   Downloaded candid v0.7.18
[INFO] [stderr]   Downloaded string_cache v0.8.9
[INFO] [stderr]   Downloaded actix-rt v2.11.0
[INFO] [stderr]   Downloaded actix_derive v0.6.2
[INFO] [stderr]   Downloaded ic-types v0.5.0
[INFO] [stderr]   Downloaded lalrpop-util v0.19.12
[INFO] [stderr]   Downloaded binread_derive v2.1.0
[INFO] [stderr]   Downloaded candid_derive v0.4.5
[INFO] [stderr]   Downloaded lalrpop v0.19.12
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.6
[INFO] [stderr]   Downloaded ic-types v0.4.2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25c0da56f051b311965cf1ac612f5294ca0d9a4a7772b01a72e1a8c4b609b45a
[INFO] running `Command { std: "docker" "start" "-a" "25c0da56f051b311965cf1ac612f5294ca0d9a4a7772b01a72e1a8c4b609b45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25c0da56f051b311965cf1ac612f5294ca0d9a4a7772b01a72e1a8c4b609b45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c0da56f051b311965cf1ac612f5294ca0d9a4a7772b01a72e1a8c4b609b45a", kill_on_drop: false }`
[INFO] [stdout] 25c0da56f051b311965cf1ac612f5294ca0d9a4a7772b01a72e1a8c4b609b45a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84103b4b37cf0c88f43021b76a04d7c4de24c9283dc9ac274b723da2484d0540
[INFO] running `Command { std: "docker" "start" "-a" "84103b4b37cf0c88f43021b76a04d7c4de24c9283dc9ac274b723da2484d0540", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling pretty v0.10.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling ic-types v0.5.0
[INFO] [stderr]    Compiling actix-rt v2.11.0
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling candid_derive v0.4.5
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling actix_derive v0.6.2
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling ic-kit-sys v0.1.3
[INFO] [stderr]    Compiling ic-types v0.4.2
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling actix v0.13.5
[INFO] [stderr]    Compiling thread-local-panic-hook v0.1.0
[INFO] [stderr]    Compiling logos v0.12.1
[INFO] [stderr]    Compiling ic-kit-macros v0.1.1-alpha.0
[INFO] [stderr]    Compiling candid v0.7.18
[INFO] [stderr]    Compiling ic-kit-runtime v0.1.0-alpha.1
[INFO] [stderr]    Compiling ic-kit v0.5.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/futures.rs:321:13
[INFO] [stdout]     |
[INFO] [stdout] 321 |             Box::into_raw(boxed_future_ptr_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let _ = Box::into_raw(boxed_future_ptr_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/futures.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |             Box::into_raw(boxed_future);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 322 |             let _ = Box::into_raw(boxed_future);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "84103b4b37cf0c88f43021b76a04d7c4de24c9283dc9ac274b723da2484d0540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84103b4b37cf0c88f43021b76a04d7c4de24c9283dc9ac274b723da2484d0540", kill_on_drop: false }`
[INFO] [stdout] 84103b4b37cf0c88f43021b76a04d7c4de24c9283dc9ac274b723da2484d0540
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d18bf1c64409381219b9089a12c2a3ee41f03c83703d53d0be144520e9274c4
[INFO] running `Command { std: "docker" "start" "-a" "0d18bf1c64409381219b9089a12c2a3ee41f03c83703d53d0be144520e9274c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ic-kit v0.5.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/futures.rs:321:13
[INFO] [stdout]     |
[INFO] [stdout] 321 |             Box::into_raw(boxed_future_ptr_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let _ = Box::into_raw(boxed_future_ptr_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/futures.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |             Box::into_raw(boxed_future);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 322 |             let _ = Box::into_raw(boxed_future);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/futures.rs:321:13
[INFO] [stdout]     |
[INFO] [stdout] 321 |             Box::into_raw(boxed_future_ptr_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let _ = Box::into_raw(boxed_future_ptr_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/futures.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |             Box::into_raw(boxed_future);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 322 |             let _ = Box::into_raw(boxed_future);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "0d18bf1c64409381219b9089a12c2a3ee41f03c83703d53d0be144520e9274c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d18bf1c64409381219b9089a12c2a3ee41f03c83703d53d0be144520e9274c4", kill_on_drop: false }`
[INFO] [stdout] 0d18bf1c64409381219b9089a12c2a3ee41f03c83703d53d0be144520e9274c4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d75ae5a5007ac7b6fa305ae10dbe5cf6e24687834d910d926aabded3ee03425
[INFO] running `Command { std: "docker" "start" "-a" "6d75ae5a5007ac7b6fa305ae10dbe5cf6e24687834d910d926aabded3ee03425", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stderr]    --> src/futures.rs:321:13
[INFO] [stderr]     |
[INFO] [stderr] 321 |             Box::into_raw(boxed_future_ptr_ptr);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: losing the pointer will leak memory
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 321 |             let _ = Box::into_raw(boxed_future_ptr_ptr);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stderr]    --> src/futures.rs:322:13
[INFO] [stderr]     |
[INFO] [stderr] 322 |             Box::into_raw(boxed_future);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: losing the pointer will leak memory
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 322 |             let _ = Box::into_raw(boxed_future);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ic-kit` (lib) generated 2 warnings
[INFO] [stderr] warning: `ic-kit` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ic_kit-be2f90c0b94b9e07)
[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] [stderr]    Doc-tests ic_kit
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/ic/storage.rs - ic::storage::with_many_mut (line 83) ... ok
[INFO] [stdout] test src/ic/storage.rs - ic::storage::with_many (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d75ae5a5007ac7b6fa305ae10dbe5cf6e24687834d910d926aabded3ee03425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d75ae5a5007ac7b6fa305ae10dbe5cf6e24687834d910d926aabded3ee03425", kill_on_drop: false }`
[INFO] [stdout] 6d75ae5a5007ac7b6fa305ae10dbe5cf6e24687834d910d926aabded3ee03425
