[INFO] fetching crate veritas 0.0.0...
[INFO] checking veritas-0.0.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate veritas 0.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate veritas 0.0.0
[INFO] finished tweaking crates.io crate veritas 0.0.0
[INFO] tweaked toml for crates.io crate veritas 0.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate veritas 0.0.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding console v0.13.0 (available: v0.16.0)
[INFO] [stderr]       Adding derive-new v0.5.9 (available: v0.7.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.10.0)
[INFO] [stderr]       Adding itertools v0.9.0 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded format v0.2.4
[INFO] [stderr]   Downloaded format-macro v0.2.4
[INFO] [stderr]   Downloaded format-core v0.2.4
[INFO] [stderr]   Downloaded spectrum v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de2ebdaefdbac85bd4d9552cd5a1fcef4371927e29b7e3dc1ea78cce31504628
[INFO] running `Command { std: "docker" "start" "-a" "de2ebdaefdbac85bd4d9552cd5a1fcef4371927e29b7e3dc1ea78cce31504628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de2ebdaefdbac85bd4d9552cd5a1fcef4371927e29b7e3dc1ea78cce31504628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2ebdaefdbac85bd4d9552cd5a1fcef4371927e29b7e3dc1ea78cce31504628", kill_on_drop: false }`
[INFO] [stdout] de2ebdaefdbac85bd4d9552cd5a1fcef4371927e29b7e3dc1ea78cce31504628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02beb9c9b785f14c107a4bd0499b083582010bb6fdb9f5979e0a0d1752f1edfc
[INFO] running `Command { std: "docker" "start" "-a" "02beb9c9b785f14c107a4bd0499b083582010bb6fdb9f5979e0a0d1752f1edfc", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking format-core v0.2.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking dissimilar v1.0.10
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling format-macro v0.2.4
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking format v0.2.4
[INFO] [stderr]     Checking spectrum v0.0.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]     Checking veritas v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `LeafAssertion` is never used
[INFO] [stdout]  --> src/leaf/assertions/traits.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait LeafAssertion {}
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Leaf` is never used
[INFO] [stdout]  --> src/leaf/traits.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Leaf<T> {
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LeafAssertion` is never used
[INFO] [stdout]  --> src/leaf/assertions/traits.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait LeafAssertion {}
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Leaf` is never used
[INFO] [stdout]  --> src/leaf/traits.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Leaf<T> {
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.61s
[INFO] running `Command { std: "docker" "inspect" "02beb9c9b785f14c107a4bd0499b083582010bb6fdb9f5979e0a0d1752f1edfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02beb9c9b785f14c107a4bd0499b083582010bb6fdb9f5979e0a0d1752f1edfc", kill_on_drop: false }`
[INFO] [stdout] 02beb9c9b785f14c107a4bd0499b083582010bb6fdb9f5979e0a0d1752f1edfc