[INFO] cloning repository https://github.com/ArshAnsari23122003/Taskmania_BlockseBlock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArshAnsari23122003/Taskmania_BlockseBlock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArshAnsari23122003%2FTaskmania_BlockseBlock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArshAnsari23122003%2FTaskmania_BlockseBlock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a6ff99e15964d4dec86d25c1a14248a5c649300
[INFO] checking ArshAnsari23122003/Taskmania_BlockseBlock against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArshAnsari23122003%2FTaskmania_BlockseBlock" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
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[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/ArshAnsari23122003/Taskmania_BlockseBlock
[INFO] finished tweaking git repo https://github.com/ArshAnsari23122003/Taskmania_BlockseBlock
[INFO] tweaked toml for git repo https://github.com/ArshAnsari23122003/Taskmania_BlockseBlock written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ArshAnsari23122003/Taskmania_BlockseBlock on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ArshAnsari23122003/Taskmania_BlockseBlock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2
[INFO] running `Command { std: "docker" "start" "e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.91
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking cpufeatures v0.2.14
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling psm v0.1.23
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking pretty v0.12.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ic0 v0.23.0
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking ic_principal v0.1.1
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ic-stable-structures v0.6.5
[INFO] [stderr]    Compiling serde_tokenstream v0.2.2
[INFO] [stderr]     Checking candid v0.10.10
[INFO] [stderr]     Checking icrc-ledger-types v0.1.6
[INFO] [stderr]    Compiling ic-cdk-macros v0.16.0
[INFO] [stderr]     Checking ic-cdk v0.16.0
[INFO] [stderr]     Checking ic-cdk-timers v0.10.0
[INFO] [stderr]     Checking backend v0.1.0 (/opt/rustwide/workdir/backend)
[INFO] [stdout] error: useless conversion to the same type: `std::vec::Vec<u8>` backend
[INFO] [stdout]   --> backend/types.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 | /             Encode!(&self)
[INFO] [stdout] 42 | |                 .expect("failed to serialize Configuration")
[INFO] [stdout] 43 | |                 .into(),
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 42 -                 .expect("failed to serialize Configuration")
[INFO] [stdout] 43 -                 .into(),
[INFO] [stdout] 42 +                 .expect("failed to serialize Configuration"),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 41 ~             <std::vec::Vec<u8> as Into<_>>::into(Encode!(&self)
[INFO] [stdout] 42 ~                 .expect("failed to serialize Configuration")),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::vec::Vec<u8>` backend
[INFO] [stdout]   --> backend/types.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | /             Encode!(&self.0)
[INFO] [stdout] 61 | |                 .expect("failed to serialize Transaction")
[INFO] [stdout] 62 | |                 .into(),
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 61 -                 .expect("failed to serialize Transaction")
[INFO] [stdout] 62 -                 .into(),
[INFO] [stdout] 61 +                 .expect("failed to serialize Transaction"),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 60 ~             <std::vec::Vec<u8> as Into<_>>::into(Encode!(&self.0)
[INFO] [stdout] 61 ~                 .expect("failed to serialize Transaction")),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `backend` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `std::vec::Vec<u8>` backend
[INFO] [stdout]   --> backend/types.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 | /             Encode!(&self)
[INFO] [stdout] 42 | |                 .expect("failed to serialize Configuration")
[INFO] [stdout] 43 | |                 .into(),
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 42 -                 .expect("failed to serialize Configuration")
[INFO] [stdout] 43 -                 .into(),
[INFO] [stdout] 42 +                 .expect("failed to serialize Configuration"),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 41 ~             <std::vec::Vec<u8> as Into<_>>::into(Encode!(&self)
[INFO] [stdout] 42 ~                 .expect("failed to serialize Configuration")),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::vec::Vec<u8>` backend
[INFO] [stdout]   --> backend/types.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | /             Encode!(&self.0)
[INFO] [stdout] 61 | |                 .expect("failed to serialize Transaction")
[INFO] [stdout] 62 | |                 .into(),
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 61 -                 .expect("failed to serialize Transaction")
[INFO] [stdout] 62 -                 .into(),
[INFO] [stdout] 61 +                 .expect("failed to serialize Transaction"),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 60 ~             <std::vec::Vec<u8> as Into<_>>::into(Encode!(&self.0)
[INFO] [stdout] 61 ~                 .expect("failed to serialize Transaction")),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `backend` (lib) due to 2 previous errors
[INFO] [stderr] warning: unused dependency `ic-cdk-timers`
[INFO] [stderr]   --> backend/Cargo.toml:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | ic-cdk-timers = "0.10.0"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `ic-cdk-timers`
[INFO] [stderr] warning: `backend` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2", kill_on_drop: false }`
[INFO] [stdout] e19a50959595649d0998f355e7ef454c85caf6da66f1915889adea493a9901e2
