[INFO] cloning repository https://github.com/jrmywm/Hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrmywm/Hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmywm%2FHello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmywm%2FHello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 990673d8c4e1b1828523343184b991ffd7fd5574
[INFO] testing jrmywm/Hello-world against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmywm%2FHello-world" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/jrmywm/Hello-world
[INFO] finished tweaking git repo https://github.com/jrmywm/Hello-world
[INFO] tweaked toml for git repo https://github.com/jrmywm/Hello-world written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jrmywm/Hello-world on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jrmywm/Hello-world 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72abd288cc59f54939e3d5c5fa3972b0c079b92d14fe934f624f6af351c0931e
[INFO] running `Command { std: "docker" "start" "-a" "72abd288cc59f54939e3d5c5fa3972b0c079b92d14fe934f624f6af351c0931e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72abd288cc59f54939e3d5c5fa3972b0c079b92d14fe934f624f6af351c0931e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72abd288cc59f54939e3d5c5fa3972b0c079b92d14fe934f624f6af351c0931e", kill_on_drop: false }`
[INFO] [stdout] 72abd288cc59f54939e3d5c5fa3972b0c079b92d14fe934f624f6af351c0931e
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18d52c7e76d9efed4264efe53697ea9a7a6b7331eb724b0e97672c0f0b51ec2c
[INFO] running `Command { std: "docker" "start" "-a" "18d52c7e76d9efed4264efe53697ea9a7a6b7331eb724b0e97672c0f0b51ec2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[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 autocfg v1.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling cc v1.1.29
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling ic0 v0.23.0
[INFO] [stderr]    Compiling pretty v0.12.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling psm v0.1.23
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]    Compiling ic_principal v0.1.1
[INFO] [stderr]    Compiling serde_bytes v0.11.15
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling serde_tokenstream v0.2.2
[INFO] [stderr]    Compiling ic-stable-structures v0.6.7
[INFO] [stderr]    Compiling candid v0.10.10
[INFO] [stderr]    Compiling ic-cdk-macros v0.16.0
[INFO] [stderr]    Compiling ic-cdk v0.16.0
[INFO] [stderr]    Compiling backend v0.1.0 (/opt/rustwide/workdir/backend)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.13s
[INFO] running `Command { std: "docker" "inspect" "18d52c7e76d9efed4264efe53697ea9a7a6b7331eb724b0e97672c0f0b51ec2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d52c7e76d9efed4264efe53697ea9a7a6b7331eb724b0e97672c0f0b51ec2c", kill_on_drop: false }`
[INFO] [stdout] 18d52c7e76d9efed4264efe53697ea9a7a6b7331eb724b0e97672c0f0b51ec2c
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b81240e09d232e6dfa51528ccca9b3c817c7532a898addd18eae36bf385a29f9
[INFO] running `Command { std: "docker" "start" "-a" "b81240e09d232e6dfa51528ccca9b3c817c7532a898addd18eae36bf385a29f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling backend v0.1.0 (/opt/rustwide/workdir/backend)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "b81240e09d232e6dfa51528ccca9b3c817c7532a898addd18eae36bf385a29f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81240e09d232e6dfa51528ccca9b3c817c7532a898addd18eae36bf385a29f9", kill_on_drop: false }`
[INFO] [stdout] b81240e09d232e6dfa51528ccca9b3c817c7532a898addd18eae36bf385a29f9
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce07efcf7d5b7b505ac5078a1a7b994e9e7aacb9afed46259f1f8b7d168175ab
[INFO] running `Command { std: "docker" "start" "-a" "ce07efcf7d5b7b505ac5078a1a7b994e9e7aacb9afed46259f1f8b7d168175ab", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/backend-0d6526d9cb6afd55)
[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" "ce07efcf7d5b7b505ac5078a1a7b994e9e7aacb9afed46259f1f8b7d168175ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce07efcf7d5b7b505ac5078a1a7b994e9e7aacb9afed46259f1f8b7d168175ab", kill_on_drop: false }`
[INFO] [stdout] ce07efcf7d5b7b505ac5078a1a7b994e9e7aacb9afed46259f1f8b7d168175ab
