[INFO] cloning repository https://github.com/perceptron10100sdas/example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/perceptron10100sdas/example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperceptron10100sdas%2Fexample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperceptron10100sdas%2Fexample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57a4d7809aba389f9d585129fd8934d1fd9f8d0c
[INFO] checking perceptron10100sdas/example against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperceptron10100sdas%2Fexample" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/perceptron10100sdas/example
[INFO] finished tweaking git repo https://github.com/perceptron10100sdas/example
[INFO] tweaked toml for git repo https://github.com/perceptron10100sdas/example written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/perceptron10100sdas/example on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/perceptron10100sdas/example 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking perceptron10100sdas/example against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperceptron10100sdas%2Fexample" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/perceptron10100sdas/example
[INFO] finished tweaking git repo https://github.com/perceptron10100sdas/example
[INFO] tweaked toml for git repo https://github.com/perceptron10100sdas/example written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/perceptron10100sdas/example on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/perceptron10100sdas/example 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking perceptron10100sdas/example against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperceptron10100sdas%2Fexample" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/perceptron10100sdas/example
[INFO] finished tweaking git repo https://github.com/perceptron10100sdas/example
[INFO] tweaked toml for git repo https://github.com/perceptron10100sdas/example written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/perceptron10100sdas/example on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/perceptron10100sdas/example 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking perceptron10100sdas/example against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperceptron10100sdas%2Fexample" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/perceptron10100sdas/example
[INFO] finished tweaking git repo https://github.com/perceptron10100sdas/example
[INFO] tweaked toml for git repo https://github.com/perceptron10100sdas/example written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/perceptron10100sdas/example on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/perceptron10100sdas/example 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "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-cdk-timers v0.1.2
[INFO] [stderr]   Downloaded ic0 v0.18.11
[INFO] [stderr]   Downloaded logos v0.12.1
[INFO] [stderr]   Downloaded pretty v0.10.0
[INFO] [stderr]   Downloaded ic-cdk v0.7.4
[INFO] [stderr]   Downloaded ic-cdk-macros v0.6.10
[INFO] [stderr]   Downloaded stacker v0.1.15
[INFO] [stderr]   Downloaded candid_derive v0.6.6
[INFO] [stderr]   Downloaded binread_derive v2.1.0
[INFO] [stderr]   Downloaded pretty v0.12.3
[INFO] [stderr]   Downloaded candid v0.8.4
[INFO] [stderr]   Downloaded candid v0.10.8
[INFO] [stderr]   Downloaded binread v2.2.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.83
[INFO] [stderr]   Downloaded logos-derive v0.12.1
[INFO] [stderr]   Downloaded serde_tokenstream v0.1.7
[INFO] [stderr]   Downloaded ic-stable-structures v0.5.6
[INFO] [stderr]   Downloaded ic-cdk-macros v0.8.4
[INFO] [stderr]   Downloaded candid_derive v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46bcc9c3cdfbbe383328d886b69e0dce3f83536b2cfe45d86702d9b6b4936cd9
[INFO] running `Command { std: "docker" "start" "-a" "46bcc9c3cdfbbe383328d886b69e0dce3f83536b2cfe45d86702d9b6b4936cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46bcc9c3cdfbbe383328d886b69e0dce3f83536b2cfe45d86702d9b6b4936cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bcc9c3cdfbbe383328d886b69e0dce3f83536b2cfe45d86702d9b6b4936cd9", kill_on_drop: false }`
[INFO] [stdout] 46bcc9c3cdfbbe383328d886b69e0dce3f83536b2cfe45d86702d9b6b4936cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08c92fd50325f8ba3efea3b00228282ca78f1a610c9085debbb890c2ca7a678a
[INFO] running `Command { std: "docker" "start" "-a" "08c92fd50325f8ba3efea3b00228282ca78f1a610c9085debbb890c2ca7a678a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling pretty v0.10.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[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 serde_derive v1.0.202
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling candid_derive v0.5.0
[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 v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking num-bigint v0.4.5
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling ic_principal v0.1.1
[INFO] [stderr]    Compiling candid v0.8.4
[INFO] [stderr]    Compiling candid v0.10.8
[INFO] [stderr]    Compiling ic-cdk-macros v0.8.4
[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 example_backend v0.1.0 (/opt/rustwide/workdir/src/example_backend)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/example_backend/src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn to_bytes(&self) -> 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] 42 |     fn to_bytes(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/example_backend/src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn to_bytes(&self) -> 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] 42 |     fn to_bytes(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.18s
[INFO] running `Command { std: "docker" "inspect" "08c92fd50325f8ba3efea3b00228282ca78f1a610c9085debbb890c2ca7a678a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c92fd50325f8ba3efea3b00228282ca78f1a610c9085debbb890c2ca7a678a", kill_on_drop: false }`
[INFO] [stdout] 08c92fd50325f8ba3efea3b00228282ca78f1a610c9085debbb890c2ca7a678a
