[INFO] cloning repository https://github.com/TwistingTwists/test_u8_upgrade
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TwistingTwists/test_u8_upgrade" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwistingTwists%2Ftest_u8_upgrade", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwistingTwists%2Ftest_u8_upgrade'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7da1a24a1680c043c0c879b15fd6ea079fa6912
[INFO] checking TwistingTwists/test_u8_upgrade against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwistingTwists%2Ftest_u8_upgrade" "/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/TwistingTwists/test_u8_upgrade on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TwistingTwists/test_u8_upgrade
[INFO] finished tweaking git repo https://github.com/TwistingTwists/test_u8_upgrade
[INFO] tweaked toml for git repo https://github.com/TwistingTwists/test_u8_upgrade written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TwistingTwists/test_u8_upgrade 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ic-cdk v0.15.0
[INFO] [stderr]   Downloaded serde_tokenstream v0.2.1
[INFO] [stderr]   Downloaded ic-stable-structures v0.6.5
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddc643bfb3cdf94496f97c2d0a4be0125bc162610b871eb0d97b906c16a33871
[INFO] running `Command { std: "docker" "start" "-a" "ddc643bfb3cdf94496f97c2d0a4be0125bc162610b871eb0d97b906c16a33871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddc643bfb3cdf94496f97c2d0a4be0125bc162610b871eb0d97b906c16a33871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc643bfb3cdf94496f97c2d0a4be0125bc162610b871eb0d97b906c16a33871", kill_on_drop: false }`
[INFO] [stdout] ddc643bfb3cdf94496f97c2d0a4be0125bc162610b871eb0d97b906c16a33871
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c562e51164dea6f82ea88972aab9f15ba686539c8b184f238af4256ba23f15d
[INFO] running `Command { std: "docker" "start" "-a" "4c562e51164dea6f82ea88972aab9f15ba686539c8b184f238af4256ba23f15d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling cc v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling pretty v0.12.3
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking ic0 v0.23.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[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 ciborium v0.2.2
[INFO] [stderr]     Checking ic-stable-structures v0.6.5
[INFO] [stderr]    Compiling serde_tokenstream v0.2.1
[INFO] [stderr]     Checking candid v0.10.9
[INFO] [stderr]    Compiling ic-cdk-macros v0.15.0
[INFO] [stderr]     Checking ic-cdk v0.15.0
[INFO] [stderr]     Checking ic-cdk-timers v0.9.0
[INFO] [stderr]     Checking test_u8_upgrade_backend v0.1.0 (/opt/rustwide/workdir/src/test_u8_upgrade_backend)
[INFO] [stdout] warning: unused import: `init_memory_manager`
[INFO] [stdout]  --> src/test_u8_upgrade_backend/src/post_upgrade.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{get_upgrades_memory, init_memory_manager};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeMap`
[INFO] [stdout]  --> src/test_u8_upgrade_backend/src/post_upgrade.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::BTreeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CanisterData` and `SlotDetailsV1`
[INFO] [stdout]  --> src/test_u8_upgrade_backend/src/post_upgrade.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::{CanisterData, SlotDetailsV1, CANISTER_DATA};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `init_memory_manager`
[INFO] [stdout]  --> src/test_u8_upgrade_backend/src/post_upgrade.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{get_upgrades_memory, init_memory_manager};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeMap`
[INFO] [stdout]  --> src/test_u8_upgrade_backend/src/post_upgrade.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::BTreeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CanisterData` and `SlotDetailsV1`
[INFO] [stdout]  --> src/test_u8_upgrade_backend/src/post_upgrade.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::{CanisterData, SlotDetailsV1, CANISTER_DATA};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.04s
[INFO] running `Command { std: "docker" "inspect" "4c562e51164dea6f82ea88972aab9f15ba686539c8b184f238af4256ba23f15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c562e51164dea6f82ea88972aab9f15ba686539c8b184f238af4256ba23f15d", kill_on_drop: false }`
[INFO] [stdout] 4c562e51164dea6f82ea88972aab9f15ba686539c8b184f238af4256ba23f15d