[INFO] cloning repository https://github.com/elsangra/D-CAMPUS_ATTENDANCE [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elsangra/D-CAMPUS_ATTENDANCE" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felsangra%2FD-CAMPUS_ATTENDANCE", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felsangra%2FD-CAMPUS_ATTENDANCE'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b1d9e512b78ba677441aba5aa295ac906acd5789 [INFO] checking elsangra/D-CAMPUS_ATTENDANCE against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felsangra%2FD-CAMPUS_ATTENDANCE" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/elsangra/D-CAMPUS_ATTENDANCE [INFO] finished tweaking git repo https://github.com/elsangra/D-CAMPUS_ATTENDANCE [INFO] tweaked toml for git repo https://github.com/elsangra/D-CAMPUS_ATTENDANCE written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/elsangra/D-CAMPUS_ATTENDANCE on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/elsangra/D-CAMPUS_ATTENDANCE 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ic-stable-structures v0.5.6 [INFO] [stderr] Downloaded ic-cdk-macros v0.13.2 [INFO] [stderr] Downloaded either v1.10.0 [INFO] [stderr] Downloaded anyhow v1.0.82 [INFO] [stderr] Downloaded candid v0.10.7 [INFO] [stderr] Downloaded ic-cdk v0.13.2 [INFO] [stderr] Downloaded crc32fast v1.4.0 [INFO] [stderr] Downloaded serde_json v1.0.115 [INFO] [stderr] Downloaded autocfg v1.2.0 [INFO] [stderr] Downloaded syn v2.0.58 [INFO] [stderr] Downloaded cc v1.0.92 [INFO] [stderr] Downloaded ic-cdk-timers v0.7.0 [INFO] [stderr] Downloaded ryu v1.0.17 [INFO] [stderr] Downloaded chrono v0.4.37 [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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 071d990449042a47654fd4f7f8bc0fec6c2f9df947939abb3d41b9fc2448cdcf [INFO] running `Command { std: "docker" "start" "-a" "071d990449042a47654fd4f7f8bc0fec6c2f9df947939abb3d41b9fc2448cdcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "071d990449042a47654fd4f7f8bc0fec6c2f9df947939abb3d41b9fc2448cdcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "071d990449042a47654fd4f7f8bc0fec6c2f9df947939abb3d41b9fc2448cdcf", kill_on_drop: false }` [INFO] [stdout] 071d990449042a47654fd4f7f8bc0fec6c2f9df947939abb3d41b9fc2448cdcf [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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfb035a2b243d803dbc5b36273ab0b034df22f38fe18d337326c1f8ab9a3312f [INFO] running `Command { std: "docker" "start" "-a" "bfb035a2b243d803dbc5b36273ab0b034df22f38fe18d337326c1f8ab9a3312f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling cc v1.0.92 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling rustversion v1.0.15 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling anyhow v1.0.82 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling cpufeatures v0.2.12 [INFO] [stderr] Compiling syn v2.0.58 [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 futures-core v0.3.30 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling data-encoding v2.5.0 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling typed-arena v2.0.2 [INFO] [stderr] Compiling pretty v0.12.3 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling leb128 v0.2.5 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling slotmap v1.0.7 [INFO] [stderr] Checking ic0 v0.21.1 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking ic-stable-structures v0.5.6 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling candid_derive v0.6.6 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling binread_derive v2.1.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling binread v2.2.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Compiling serde_bytes v0.11.14 [INFO] [stderr] Compiling ic_principal v0.1.1 [INFO] [stderr] Compiling serde_tokenstream v0.1.7 [INFO] [stderr] Compiling candid v0.10.7 [INFO] [stderr] Compiling ic-cdk-macros v0.13.2 [INFO] [stderr] Checking ic-cdk v0.13.2 [INFO] [stderr] Checking ic-cdk-timers v0.7.0 [INFO] [stderr] Checking student_attendance_backend v0.1.0 (/opt/rustwide/workdir/src/student_attendance_backend) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/student_attendance_backend/src/lib.rs:28:17 [INFO] [stdout] | [INFO] [stdout] 28 | 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] 28 | 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/student_attendance_backend/src/lib.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 53 | 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/student_attendance_backend/src/lib.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 75 | 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/student_attendance_backend/src/lib.rs:400:17 [INFO] [stdout] | [INFO] [stdout] 400 | 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 400 | 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/student_attendance_backend/src/lib.rs:28:17 [INFO] [stdout] | [INFO] [stdout] 28 | 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] 28 | 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/student_attendance_backend/src/lib.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 53 | 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/student_attendance_backend/src/lib.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 75 | 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/student_attendance_backend/src/lib.rs:400:17 [INFO] [stdout] | [INFO] [stdout] 400 | 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 400 | fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.15s [INFO] running `Command { std: "docker" "inspect" "bfb035a2b243d803dbc5b36273ab0b034df22f38fe18d337326c1f8ab9a3312f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfb035a2b243d803dbc5b36273ab0b034df22f38fe18d337326c1f8ab9a3312f", kill_on_drop: false }` [INFO] [stdout] bfb035a2b243d803dbc5b36273ab0b034df22f38fe18d337326c1f8ab9a3312f