[INFO] cloning repository https://github.com/veeso-dev/xrc-dummy-canister
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/veeso-dev/xrc-dummy-canister" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveeso-dev%2Fxrc-dummy-canister", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveeso-dev%2Fxrc-dummy-canister'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6a78fbfb5ac084c5b72c1ab8d4085b893ca04f8
[INFO] checking veeso-dev/xrc-dummy-canister against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveeso-dev%2Fxrc-dummy-canister" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/veeso-dev/xrc-dummy-canister on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/veeso-dev/xrc-dummy-canister
[INFO] finished tweaking git repo https://github.com/veeso-dev/xrc-dummy-canister
[INFO] tweaked toml for git repo https://github.com/veeso-dev/xrc-dummy-canister written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/veeso-dev/xrc-dummy-canister 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-1-tc1/source/src/lib.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `lib` target `xrc_dummy_canister`
[INFO] [stderr]   * `bin` target `xrc-dummy-canister-did`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ic-xrc-types v1.2.0
[INFO] [stderr]   Downloaded ic-stable-structures v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b077f38d77d50927b2cfc3865db3f860487c949de7879614d76c5a434bfe4482
[INFO] running `Command { std: "docker" "start" "-a" "b077f38d77d50927b2cfc3865db3f860487c949de7879614d76c5a434bfe4482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b077f38d77d50927b2cfc3865db3f860487c949de7879614d76c5a434bfe4482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b077f38d77d50927b2cfc3865db3f860487c949de7879614d76c5a434bfe4482", kill_on_drop: false }`
[INFO] [stdout] b077f38d77d50927b2cfc3865db3f860487c949de7879614d76c5a434bfe4482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0c764900146098017760495c1b968f3bd8da1a11a5c49957dc61018aebe157e
[INFO] running `Command { std: "docker" "start" "-a" "d0c764900146098017760495c1b968f3bd8da1a11a5c49957dc61018aebe157e", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/lib.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `lib` target `xrc_dummy_canister`
[INFO] [stderr]   * `bin` target `xrc-dummy-canister-did`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking pretty v0.12.3
[INFO] [stderr]     Checking ic0 v0.21.1
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling candid_derive v0.6.5
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]     Checking ic_principal v0.1.1
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking ic-stable-structures v0.6.1
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]     Checking candid v0.10.3
[INFO] [stderr]     Checking ic-xrc-types v1.2.0
[INFO] [stderr]    Compiling ic-cdk-macros v0.8.4
[INFO] [stderr]     Checking ic-cdk v0.12.1
[INFO] [stderr]     Checking xrc_dummy_canister v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.55s
[INFO] running `Command { std: "docker" "inspect" "d0c764900146098017760495c1b968f3bd8da1a11a5c49957dc61018aebe157e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c764900146098017760495c1b968f3bd8da1a11a5c49957dc61018aebe157e", kill_on_drop: false }`
[INFO] [stdout] d0c764900146098017760495c1b968f3bd8da1a11a5c49957dc61018aebe157e