[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#50d7e48beb74b48bd17c3749bfb73843c9ae0166 for pr-151102
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felsangra%2FD-CAMPUS_ATTENDANCE" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-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-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elsangra/D-CAMPUS_ATTENDANCE on toolchain 50d7e48beb74b48bd17c3749bfb73843c9ae0166
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "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" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "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-timers v0.7.0
[INFO] [stderr]   Downloaded ic0 v0.21.1
[INFO] [stderr]   Downloaded ic-cdk-macros v0.13.2
[INFO] [stderr]   Downloaded stacker v0.1.15
[INFO] [stderr]   Downloaded pretty v0.12.3
[INFO] [stderr]   Downloaded ic-cdk v0.13.2
[INFO] [stderr]   Downloaded candid v0.10.7
[INFO] [stderr]   Downloaded anyhow v1.0.82
[INFO] [stderr]   Downloaded serde_json v1.0.115
[INFO] [stderr]   Downloaded cc v1.0.92
[INFO] [stderr]   Downloaded chrono v0.4.37
[INFO] [stderr]   Downloaded syn v2.0.58
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40d55d9a1f6ecec3f950a125c64fbc402b39ef79c38f71f0fcadf637937d7357
[INFO] running `Command { std: "docker" "start" "-a" "40d55d9a1f6ecec3f950a125c64fbc402b39ef79c38f71f0fcadf637937d7357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40d55d9a1f6ecec3f950a125c64fbc402b39ef79c38f71f0fcadf637937d7357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d55d9a1f6ecec3f950a125c64fbc402b39ef79c38f71f0fcadf637937d7357", kill_on_drop: false }`
[INFO] [stdout] 40d55d9a1f6ecec3f950a125c64fbc402b39ef79c38f71f0fcadf637937d7357
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b72c529a9f887386a0754a73321451992e4dc371f46a4661eb3de5621037fcd8
[INFO] running `Command { std: "docker" "start" "-a" "b72c529a9f887386a0754a73321451992e4dc371f46a4661eb3de5621037fcd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling cc v1.0.92
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling pretty v0.12.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking ic0 v0.21.1
[INFO] [stderr]     Checking ic-stable-structures v0.5.6
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking chrono v0.4.37
[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]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling binread_derive v2.1.0
[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 27.51s
[INFO] running `Command { std: "docker" "inspect" "b72c529a9f887386a0754a73321451992e4dc371f46a4661eb3de5621037fcd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b72c529a9f887386a0754a73321451992e4dc371f46a4661eb3de5621037fcd8", kill_on_drop: false }`
[INFO] [stdout] b72c529a9f887386a0754a73321451992e4dc371f46a4661eb3de5621037fcd8
