[INFO] fetching crate fast-concat 1.0.2...
[INFO] testing fast-concat-1.0.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate fast-concat 1.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate fast-concat 1.0.2
[INFO] finished tweaking crates.io crate fast-concat 1.0.2
[INFO] tweaked toml for crates.io crate fast-concat 1.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fast-concat 1.0.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fast-concat 1.0.2 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded constcat v0.6.0
[INFO] [stderr]   Downloaded string_concat v0.0.1
[INFO] [stderr]   Downloaded fast-concat-macro v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a6d46168110a94f26d27b74bad541a0fa4ddaf6058e6da11b4109efbe116dd6
[INFO] running `Command { std: "docker" "start" "-a" "8a6d46168110a94f26d27b74bad541a0fa4ddaf6058e6da11b4109efbe116dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a6d46168110a94f26d27b74bad541a0fa4ddaf6058e6da11b4109efbe116dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6d46168110a94f26d27b74bad541a0fa4ddaf6058e6da11b4109efbe116dd6", kill_on_drop: false }`
[INFO] [stdout] 8a6d46168110a94f26d27b74bad541a0fa4ddaf6058e6da11b4109efbe116dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bcf8a8d1ed597c6055dac8a794ab2545ac6b4339e9e36193ae58e30a4b03eea
[INFO] running `Command { std: "docker" "start" "-a" "2bcf8a8d1ed597c6055dac8a794ab2545ac6b4339e9e36193ae58e30a4b03eea", kill_on_drop: false }`
[INFO] [stderr]    Compiling fast-concat-macro v1.0.2
[INFO] [stderr]    Compiling fast-concat v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "2bcf8a8d1ed597c6055dac8a794ab2545ac6b4339e9e36193ae58e30a4b03eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bcf8a8d1ed597c6055dac8a794ab2545ac6b4339e9e36193ae58e30a4b03eea", kill_on_drop: false }`
[INFO] [stdout] 2bcf8a8d1ed597c6055dac8a794ab2545ac6b4339e9e36193ae58e30a4b03eea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ef7c98eec9f90f70a6261d086255a5702b739994635b8046c1c706cb7e05982
[INFO] running `Command { std: "docker" "start" "-a" "6ef7c98eec9f90f70a6261d086255a5702b739994635b8046c1c706cb7e05982", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_concat v0.0.1
[INFO] [stderr]    Compiling constcat v0.6.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling fast-concat v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.49s
[INFO] running `Command { std: "docker" "inspect" "6ef7c98eec9f90f70a6261d086255a5702b739994635b8046c1c706cb7e05982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef7c98eec9f90f70a6261d086255a5702b739994635b8046c1c706cb7e05982", kill_on_drop: false }`
[INFO] [stdout] 6ef7c98eec9f90f70a6261d086255a5702b739994635b8046c1c706cb7e05982
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2764810aea4204f665990192c768418bae2ad8baad935aa6dbf9f8ae5c3daa5d
[INFO] running `Command { std: "docker" "start" "-a" "2764810aea4204f665990192c768418bae2ad8baad935aa6dbf9f8ae5c3daa5d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fast_concat-b5009867bdb7439b)
[INFO] [stderr]    Doc-tests fast_concat
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::concat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - fast_concat (line 90) ... ok
[INFO] [stdout] test src/lib.rs - fast_concat (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2764810aea4204f665990192c768418bae2ad8baad935aa6dbf9f8ae5c3daa5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2764810aea4204f665990192c768418bae2ad8baad935aa6dbf9f8ae5c3daa5d", kill_on_drop: false }`
[INFO] [stdout] 2764810aea4204f665990192c768418bae2ad8baad935aa6dbf9f8ae5c3daa5d