[INFO] fetching crate tstr 0.2.1...
[INFO] checking tstr-0.2.1 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate tstr 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tstr 0.2.1 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tstr 0.2.1
[INFO] finished tweaking crates.io crate tstr 0.2.1
[INFO] tweaked toml for crates.io crate tstr 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efe4ea571afd4df9e82b368a8ae697869f2435ebd3f003c75ccf6408701bcda7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "efe4ea571afd4df9e82b368a8ae697869f2435ebd3f003c75ccf6408701bcda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efe4ea571afd4df9e82b368a8ae697869f2435ebd3f003c75ccf6408701bcda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe4ea571afd4df9e82b368a8ae697869f2435ebd3f003c75ccf6408701bcda7", kill_on_drop: false }`
[INFO] [stdout] efe4ea571afd4df9e82b368a8ae697869f2435ebd3f003c75ccf6408701bcda7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 278b99ab63f5b8f627455f4ed85603e0a5d91da3080c1714b41a593132bc1383
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "278b99ab63f5b8f627455f4ed85603e0a5d91da3080c1714b41a593132bc1383", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tstr_proc_macros v0.2.1
[INFO] [stderr]     Checking tstr v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::marker::PhantomData`
[INFO] [stdout]  --> src/asserts.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/asserts.rs:92:1
[INFO] [stdout]     |
[INFO] [stdout] 92  | / macro_rules! declare_assert_res {
[INFO] [stdout] 93  | |     (
[INFO] [stdout] 94  | |         $(#[$meta:meta])*
[INFO] [stdout] 95  | |         struct $struct:ident<$L:ident, $R:ident>;
[INFO] [stdout] ...   |
[INFO] [stdout] 112 | |     };
[INFO] [stdout] 113 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::marker::PhantomData`
[INFO] [stdout]  --> src/asserts.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/asserts.rs:92:1
[INFO] [stdout]     |
[INFO] [stdout] 92  | / macro_rules! declare_assert_res {
[INFO] [stdout] 93  | |     (
[INFO] [stdout] 94  | |         $(#[$meta:meta])*
[INFO] [stdout] 95  | |         struct $struct:ident<$L:ident, $R:ident>;
[INFO] [stdout] ...   |
[INFO] [stdout] 112 | |     };
[INFO] [stdout] 113 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/utils.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "278b99ab63f5b8f627455f4ed85603e0a5d91da3080c1714b41a593132bc1383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278b99ab63f5b8f627455f4ed85603e0a5d91da3080c1714b41a593132bc1383", kill_on_drop: false }`
[INFO] [stdout] 278b99ab63f5b8f627455f4ed85603e0a5d91da3080c1714b41a593132bc1383