[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#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveeso-dev%2Fxrc-dummy-canister" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/veeso-dev/xrc-dummy-canister on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file `/workspace/builds/worker-0-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded candid_derive v0.6.5 [INFO] [stderr] Downloaded ic-cdk v0.12.1 [INFO] [stderr] Downloaded ic_principal v0.1.1 [INFO] [stderr] Downloaded ic-xrc-types v1.2.0 [INFO] [stderr] Downloaded ic0 v0.21.1 [INFO] [stderr] Downloaded candid v0.10.3 [INFO] [stderr] Downloaded ic-cdk-macros v0.8.4 [INFO] [stderr] Downloaded ic-stable-structures v0.6.1 [INFO] [stderr] Downloaded pretty v0.12.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15f16bb0fb31494073898210712dfea4e145ace7b816e619a726bedbc812f83e [INFO] running `Command { std: "docker" "start" "-a" "15f16bb0fb31494073898210712dfea4e145ace7b816e619a726bedbc812f83e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15f16bb0fb31494073898210712dfea4e145ace7b816e619a726bedbc812f83e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15f16bb0fb31494073898210712dfea4e145ace7b816e619a726bedbc812f83e", kill_on_drop: false }` [INFO] [stdout] 15f16bb0fb31494073898210712dfea4e145ace7b816e619a726bedbc812f83e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca2b03400098b590b43e97ac535c781f9f5df206b8fea977d6dc6cd368ca93a3 [INFO] running `Command { std: "docker" "start" "-a" "ca2b03400098b590b43e97ac535c781f9f5df206b8fea977d6dc6cd368ca93a3", 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 unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling thiserror v1.0.56 [INFO] [stderr] Compiling crc32fast v1.3.2 [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 paste v1.0.14 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking data-encoding v2.5.0 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Compiling generic-array v0.14.7 [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] Checking pretty v0.12.3 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking ic0 v0.21.1 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking pretty_assertions v1.4.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling psm v0.1.21 [INFO] [stderr] Compiling stacker v0.1.15 [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] Checking sha2 v0.10.8 [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 27.76s [INFO] running `Command { std: "docker" "inspect" "ca2b03400098b590b43e97ac535c781f9f5df206b8fea977d6dc6cd368ca93a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca2b03400098b590b43e97ac535c781f9f5df206b8fea977d6dc6cd368ca93a3", kill_on_drop: false }` [INFO] [stdout] ca2b03400098b590b43e97ac535c781f9f5df206b8fea977d6dc6cd368ca93a3 [INFO] checking veeso-dev/xrc-dummy-canister against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveeso-dev%2Fxrc-dummy-canister" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/veeso-dev/xrc-dummy-canister on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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-0-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file `/workspace/builds/worker-0-tc2/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8bf8e9954829da038700238bd7cb12b3e1fe3adc1edb5f8310f98e18964d3fe6 [INFO] running `Command { std: "docker" "start" "-a" "8bf8e9954829da038700238bd7cb12b3e1fe3adc1edb5f8310f98e18964d3fe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8bf8e9954829da038700238bd7cb12b3e1fe3adc1edb5f8310f98e18964d3fe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bf8e9954829da038700238bd7cb12b3e1fe3adc1edb5f8310f98e18964d3fe6", kill_on_drop: false }` [INFO] [stdout] 8bf8e9954829da038700238bd7cb12b3e1fe3adc1edb5f8310f98e18964d3fe6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f3ff70c5497f14662e7c0f3452c0cd5ef9a2a124212e6d1412c0e9fbcf8c7bc [INFO] running `Command { std: "docker" "start" "-a" "4f3ff70c5497f14662e7c0f3452c0cd5ef9a2a124212e6d1412c0e9fbcf8c7bc", 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 unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling thiserror v1.0.56 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling anyhow v1.0.79 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking data-encoding v2.5.0 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling generic-array v0.14.7 [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 typed-arena v2.0.2 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Checking pretty v0.12.3 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling leb128 v0.2.5 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking ic0 v0.21.1 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking pretty_assertions v1.4.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [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 psm v0.1.21 [INFO] [stderr] Compiling stacker v0.1.15 [INFO] [stderr] Checking sha2 v0.10.8 [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] Compiling binread_derive v2.1.0 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Compiling 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 36.44s [INFO] running `Command { std: "docker" "inspect" "4f3ff70c5497f14662e7c0f3452c0cd5ef9a2a124212e6d1412c0e9fbcf8c7bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f3ff70c5497f14662e7c0f3452c0cd5ef9a2a124212e6d1412c0e9fbcf8c7bc", kill_on_drop: false }` [INFO] [stdout] 4f3ff70c5497f14662e7c0f3452c0cd5ef9a2a124212e6d1412c0e9fbcf8c7bc