[INFO] cloning repository https://github.com/sundaramQuadBtech/SimpleStorage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sundaramQuadBtech/SimpleStorage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsundaramQuadBtech%2FSimpleStorage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsundaramQuadBtech%2FSimpleStorage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64feeeb7a47c3c2989c452a007b09925d0fe14be
[INFO] checking sundaramQuadBtech/SimpleStorage against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsundaramQuadBtech%2FSimpleStorage" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sundaramQuadBtech/SimpleStorage
[INFO] finished tweaking git repo https://github.com/sundaramQuadBtech/SimpleStorage
[INFO] tweaked toml for git repo https://github.com/sundaramQuadBtech/SimpleStorage written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sundaramQuadBtech/SimpleStorage on toolchain f21fbac535ab2c3bc50db20547f4d48477357103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sundaramQuadBtech/SimpleStorage 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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8724678b1a500d114d17c4135d03220904c8a3e5a73432011f8561ece8d7c834
[INFO] running `Command { std: "docker" "start" "-a" "8724678b1a500d114d17c4135d03220904c8a3e5a73432011f8561ece8d7c834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8724678b1a500d114d17c4135d03220904c8a3e5a73432011f8561ece8d7c834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8724678b1a500d114d17c4135d03220904c8a3e5a73432011f8561ece8d7c834", kill_on_drop: false }`
[INFO] [stdout] 8724678b1a500d114d17c4135d03220904c8a3e5a73432011f8561ece8d7c834
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df08a489bb1c71e770bdba87ce2b3fd1783823013619a781847951ebad1b03c8
[INFO] running `Command { std: "docker" "start" "-a" "df08a489bb1c71e770bdba87ce2b3fd1783823013619a781847951ebad1b03c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]     Checking data-encoding v2.7.0
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling cc v1.2.12
[INFO] [stderr]    Compiling pretty v0.12.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking ic0 v0.23.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling psm v0.1.24
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[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]    Compiling serde_tokenstream v0.2.2
[INFO] [stderr]     Checking ic-stable-structures v0.6.7
[INFO] [stderr]     Checking candid v0.10.13
[INFO] [stderr]    Compiling ic-cdk-macros v0.16.0
[INFO] [stderr]     Checking ic-cdk v0.16.0
[INFO] [stderr]     Checking ic-cdk-timers v0.10.0
[INFO] [stderr]     Checking test_backend v0.1.0 (/opt/rustwide/workdir/src/test_backend)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/test_backend/src/lib.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn to_bytes(&self) -> Cow<[u8]> {
[INFO] [stdout]    |                 ^^^^^     --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn to_bytes(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/test_backend/src/lib.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn to_bytes(&self) -> Cow<[u8]> {
[INFO] [stdout]    |                 ^^^^^     --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn to_bytes(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.60s
[INFO] running `Command { std: "docker" "inspect" "df08a489bb1c71e770bdba87ce2b3fd1783823013619a781847951ebad1b03c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df08a489bb1c71e770bdba87ce2b3fd1783823013619a781847951ebad1b03c8", kill_on_drop: false }`
[INFO] [stdout] df08a489bb1c71e770bdba87ce2b3fd1783823013619a781847951ebad1b03c8