[INFO] cloning repository https://github.com/nesimozgun/InternetComputerRust-Bootcamp-ExamCanister
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nesimozgun/InternetComputerRust-Bootcamp-ExamCanister" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnesimozgun%2FInternetComputerRust-Bootcamp-ExamCanister", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnesimozgun%2FInternetComputerRust-Bootcamp-ExamCanister'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8a027e7c1a00de14f9ee585a912a543751de8b8
[INFO] checking nesimozgun/InternetComputerRust-Bootcamp-ExamCanister/f8a027e7c1a00de14f9ee585a912a543751de8b8 against master#f5e2df741b4a9820a7579f0c8eccc951706a8782 for pr-147984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnesimozgun%2FInternetComputerRust-Bootcamp-ExamCanister" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nesimozgun/InternetComputerRust-Bootcamp-ExamCanister
[INFO] finished tweaking git repo https://github.com/nesimozgun/InternetComputerRust-Bootcamp-ExamCanister
[INFO] tweaked toml for git repo https://github.com/nesimozgun/InternetComputerRust-Bootcamp-ExamCanister written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nesimozgun/InternetComputerRust-Bootcamp-ExamCanister on toolchain f5e2df741b4a9820a7579f0c8eccc951706a8782
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nesimozgun/InternetComputerRust-Bootcamp-ExamCanister 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" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ic-stable-structures v0.5.6
[INFO] [stderr]   Downloaded ic0 v0.18.11
[INFO] [stderr]   Downloaded candid_derive v0.6.4
[INFO] [stderr]   Downloaded ic-cdk-macros v0.8.1
[INFO] [stderr]   Downloaded ic-cdk v0.7.4
[INFO] [stderr]   Downloaded cc v1.0.84
[INFO] [stderr]   Downloaded candid v0.9.11
[INFO] [stderr]   Downloaded ic-cdk-timers v0.1.2
[INFO] [stderr]   Downloaded errno v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c780ba28f581812586378cb7b615c5176b71f798c0e899d27f74e5da91603dc
[INFO] running `Command { std: "docker" "start" "-a" "6c780ba28f581812586378cb7b615c5176b71f798c0e899d27f74e5da91603dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c780ba28f581812586378cb7b615c5176b71f798c0e899d27f74e5da91603dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c780ba28f581812586378cb7b615c5176b71f798c0e899d27f74e5da91603dc", kill_on_drop: false }`
[INFO] [stdout] 6c780ba28f581812586378cb7b615c5176b71f798c0e899d27f74e5da91603dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e08503e7d24e3933ce03994f5b1e79a7252397cf04b14993d45a42bf2282a6ee
[INFO] running `Command { std: "docker" "start" "-a" "e08503e7d24e3933ce03994f5b1e79a7252397cf04b14993d45a42bf2282a6ee", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling winnow v0.5.19
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cpufeatures v0.2.11
[INFO] [stderr]    Compiling termcolor v1.3.0
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling data-encoding v2.4.0
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling pretty v0.10.0
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling candid v0.9.11
[INFO] [stderr]    Compiling pretty v0.12.3
[INFO] [stderr]     Checking ic0 v0.18.11
[INFO] [stderr]     Checking ic-stable-structures v0.5.6
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling cc v1.0.84
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling candid_derive v0.6.4
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling candid_derive v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling num_enum v0.6.1
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]    Compiling logos v0.12.1
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling candid v0.8.4
[INFO] [stderr]    Compiling ic-cdk-macros v0.8.1
[INFO] [stderr]    Compiling ic-cdk-macros v0.6.10
[INFO] [stderr]     Checking ic-cdk v0.7.4
[INFO] [stderr]     Checking ic-cdk-timers v0.1.2
[INFO] [stderr]     Checking exam_backend v0.1.0 (/opt/rustwide/workdir/src/exam_backend)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/exam_backend/src/lib.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn to_bytes(&self) -> std::borrow::Cow<[u8]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/exam_backend/src/lib.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn to_bytes(&self) -> std::borrow::Cow<[u8]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.11s
[INFO] running `Command { std: "docker" "inspect" "e08503e7d24e3933ce03994f5b1e79a7252397cf04b14993d45a42bf2282a6ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e08503e7d24e3933ce03994f5b1e79a7252397cf04b14993d45a42bf2282a6ee", kill_on_drop: false }`
[INFO] [stdout] e08503e7d24e3933ce03994f5b1e79a7252397cf04b14993d45a42bf2282a6ee
