[INFO] fetching crate ex3-canister-error 0.17.9... [INFO] testing ex3-canister-error-0.17.9 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate ex3-canister-error 0.17.9 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate ex3-canister-error 0.17.9 [INFO] finished tweaking crates.io crate ex3-canister-error 0.17.9 [INFO] tweaked toml for crates.io crate ex3-canister-error 0.17.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ex3-canister-error 0.17.9 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 61 packages to latest compatible versions [INFO] [stderr] Adding derive_more v0.99.20 (available: v2.0.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] addabab3d039abe0577d51eb1a324f2ff3cc32be540a9f8cee544cb5898702db [INFO] running `Command { std: "docker" "start" "-a" "addabab3d039abe0577d51eb1a324f2ff3cc32be540a9f8cee544cb5898702db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "addabab3d039abe0577d51eb1a324f2ff3cc32be540a9f8cee544cb5898702db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "addabab3d039abe0577d51eb1a324f2ff3cc32be540a9f8cee544cb5898702db", kill_on_drop: false }` [INFO] [stdout] addabab3d039abe0577d51eb1a324f2ff3cc32be540a9f8cee544cb5898702db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e022863820923caa3de2b7a08ce79f232a08c5afdf66434545e6fc851cf88a58 [INFO] running `Command { std: "docker" "start" "-a" "e022863820923caa3de2b7a08ce79f232a08c5afdf66434545e6fc851cf88a58", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rustversion v1.0.22 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling psm v0.1.26 [INFO] [stderr] Compiling stacker v0.1.21 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling typed-arena v2.0.2 [INFO] [stderr] Compiling data-encoding v2.9.0 [INFO] [stderr] Compiling serde_bytes v0.11.19 [INFO] [stderr] Compiling leb128 v0.2.5 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling pretty v0.12.5 [INFO] [stderr] Compiling sha2 v0.10.9 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling candid_derive v0.10.19 [INFO] [stderr] Compiling derive_more v0.99.20 [INFO] [stderr] Compiling binread_derive v2.1.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling binread v2.2.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling ic_principal v0.1.1 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling candid v0.10.19 [INFO] [stderr] Compiling ex3-common-error-info v0.15.2 [INFO] [stderr] Compiling ex3-canister-error v0.17.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.01s [INFO] running `Command { std: "docker" "inspect" "e022863820923caa3de2b7a08ce79f232a08c5afdf66434545e6fc851cf88a58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e022863820923caa3de2b7a08ce79f232a08c5afdf66434545e6fc851cf88a58", kill_on_drop: false }` [INFO] [stdout] e022863820923caa3de2b7a08ce79f232a08c5afdf66434545e6fc851cf88a58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b2ab75206f29e351b85da914aa0bfd4e7932e14ca1b93af0619377d2d9b35c4 [INFO] running `Command { std: "docker" "start" "-a" "3b2ab75206f29e351b85da914aa0bfd4e7932e14ca1b93af0619377d2d9b35c4", kill_on_drop: false }` [INFO] [stderr] Compiling ex3-canister-error v0.17.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "3b2ab75206f29e351b85da914aa0bfd4e7932e14ca1b93af0619377d2d9b35c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b2ab75206f29e351b85da914aa0bfd4e7932e14ca1b93af0619377d2d9b35c4", kill_on_drop: false }` [INFO] [stdout] 3b2ab75206f29e351b85da914aa0bfd4e7932e14ca1b93af0619377d2d9b35c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7fe4fa80455c4096e75ae5323329fccb079bb45fc0930e6cea24b5514d5b3e79 [INFO] running `Command { std: "docker" "start" "-a" "7fe4fa80455c4096e75ae5323329fccb079bb45fc0930e6cea24b5514d5b3e79", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ex3_canister_error-ed0cd25c48f756a5) [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 ex3_canister_error [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" "7fe4fa80455c4096e75ae5323329fccb079bb45fc0930e6cea24b5514d5b3e79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fe4fa80455c4096e75ae5323329fccb079bb45fc0930e6cea24b5514d5b3e79", kill_on_drop: false }` [INFO] [stdout] 7fe4fa80455c4096e75ae5323329fccb079bb45fc0930e6cea24b5514d5b3e79