[INFO] fetching crate ic-e8s 0.2.1...
[INFO] checking ic-e8s-0.2.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate ic-e8s 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ic-e8s 0.2.1
[INFO] finished tweaking crates.io crate ic-e8s 0.2.1
[INFO] tweaked toml for crates.io crate ic-e8s 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ic-e8s 0.2.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding ic-stable-structures v0.6.9 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de127d9d7c745ba63ec197d5485120f3b9ec608f471317f6ecba031bcb8fc713
[INFO] running `Command { std: "docker" "start" "-a" "de127d9d7c745ba63ec197d5485120f3b9ec608f471317f6ecba031bcb8fc713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de127d9d7c745ba63ec197d5485120f3b9ec608f471317f6ecba031bcb8fc713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de127d9d7c745ba63ec197d5485120f3b9ec608f471317f6ecba031bcb8fc713", kill_on_drop: false }`
[INFO] [stdout] de127d9d7c745ba63ec197d5485120f3b9ec608f471317f6ecba031bcb8fc713
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bf957d8d543f7af428d1b71f37768bf54c562cb0997e74e6ffdba1dfe99f476
[INFO] running `Command { std: "docker" "start" "-a" "6bf957d8d543f7af428d1b71f37768bf54c562cb0997e74e6ffdba1dfe99f476", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]     Checking pretty v0.12.4
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling candid_derive v0.10.17
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking ic_principal v0.1.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking ic-stable-structures v0.6.9
[INFO] [stderr]     Checking candid v0.10.17
[INFO] [stderr]     Checking ic-e8s v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]  --> src/c.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::Cow,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]  --> src/c.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::Cow,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/c.rs:384:17
[INFO] [stdout]     |
[INFO] [stdout] 384 |     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] 384 |     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/c.rs:384:17
[INFO] [stdout]     |
[INFO] [stdout] 384 |     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] 384 |     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/d.rs:527:17
[INFO] [stdout]     |
[INFO] [stdout] 527 |     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] 527 |     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/d.rs:527:17
[INFO] [stdout]     |
[INFO] [stdout] 527 |     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] 527 |     fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.23s
[INFO] running `Command { std: "docker" "inspect" "6bf957d8d543f7af428d1b71f37768bf54c562cb0997e74e6ffdba1dfe99f476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf957d8d543f7af428d1b71f37768bf54c562cb0997e74e6ffdba1dfe99f476", kill_on_drop: false }`
[INFO] [stdout] 6bf957d8d543f7af428d1b71f37768bf54c562cb0997e74e6ffdba1dfe99f476