[INFO] cloning repository https://github.com/gilfernandes/bytepair-encoding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gilfernandes/bytepair-encoding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilfernandes%2Fbytepair-encoding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilfernandes%2Fbytepair-encoding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 704ce52939941d195a19d7860f4c62bb32a42321
[INFO] testing gilfernandes/bytepair-encoding against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilfernandes%2Fbytepair-encoding" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gilfernandes/bytepair-encoding on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gilfernandes/bytepair-encoding
[INFO] finished tweaking git repo https://github.com/gilfernandes/bytepair-encoding
[INFO] tweaked toml for git repo https://github.com/gilfernandes/bytepair-encoding written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gilfernandes/bytepair-encoding 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 708cfeb96221836502ae3c944a7abe55d6793fa8fdd37936ddd9ec49fc919dfc
[INFO] running `Command { std: "docker" "start" "-a" "708cfeb96221836502ae3c944a7abe55d6793fa8fdd37936ddd9ec49fc919dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "708cfeb96221836502ae3c944a7abe55d6793fa8fdd37936ddd9ec49fc919dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708cfeb96221836502ae3c944a7abe55d6793fa8fdd37936ddd9ec49fc919dfc", kill_on_drop: false }`
[INFO] [stdout] 708cfeb96221836502ae3c944a7abe55d6793fa8fdd37936ddd9ec49fc919dfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf1791900476e85cfad762f7c7f4d4c4377a663782d222c09e71ce2d586a6257
[INFO] running `Command { std: "docker" "start" "-a" "bf1791900476e85cfad762f7c7f4d4c4377a663782d222c09e71ce2d586a6257", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling bytepair-encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `generate_and_decode` is never used
[INFO] [stdout]   --> src/lib.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn generate_and_decode(ids_orig: Vec<u16>, merges: LinkedHashMap<(u16, u16), u16>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "bf1791900476e85cfad762f7c7f4d4c4377a663782d222c09e71ce2d586a6257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1791900476e85cfad762f7c7f4d4c4377a663782d222c09e71ce2d586a6257", kill_on_drop: false }`
[INFO] [stdout] bf1791900476e85cfad762f7c7f4d4c4377a663782d222c09e71ce2d586a6257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b20ea330fa9f84316d91b146e3c1b5595d8f3418fd55b19755818f02351c0d55
[INFO] running `Command { std: "docker" "start" "-a" "b20ea330fa9f84316d91b146e3c1b5595d8f3418fd55b19755818f02351c0d55", kill_on_drop: false }`
[INFO] [stdout] warning: function `generate_and_decode` is never used
[INFO] [stdout]   --> src/lib.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn generate_and_decode(ids_orig: Vec<u16>, merges: LinkedHashMap<(u16, u16), u16>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bytepair-encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `generate_and_decode` is never used
[INFO] [stdout]   --> src/lib.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn generate_and_decode(ids_orig: Vec<u16>, merges: LinkedHashMap<(u16, u16), u16>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "b20ea330fa9f84316d91b146e3c1b5595d8f3418fd55b19755818f02351c0d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20ea330fa9f84316d91b146e3c1b5595d8f3418fd55b19755818f02351c0d55", kill_on_drop: false }`
[INFO] [stdout] b20ea330fa9f84316d91b146e3c1b5595d8f3418fd55b19755818f02351c0d55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d17fec1277c86fe2ffc604eebf98d7f01e85bdc231dd82a63a5433adc099e120
[INFO] running `Command { std: "docker" "start" "-a" "d17fec1277c86fe2ffc604eebf98d7f01e85bdc231dd82a63a5433adc099e120", kill_on_drop: false }`
[INFO] [stderr] warning: function `generate_and_decode` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:98:4
[INFO] [stdout] running 13 tests
[INFO] [stderr]    |
[INFO] [stderr] 98 | fn generate_and_decode(ids_orig: Vec<u16>, merges: LinkedHashMap<(u16, u16), u16>) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bytepair-encoding` (lib) generated 1 warning
[INFO] [stderr] warning: `bytepair-encoding` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bytepair_encoding-4c562145a29e4e30)
[INFO] [stdout] test tests::calculate_merges_simple ... ok
[INFO] [stdout] test tests::convert_to_bytes_complex ... ok
[INFO] [stdout] test tests::convert_to_bytes_simple ... ok
[INFO] [stdout] test tests::convert_to_bytes_simple1 ... ok
[INFO] [stdout] test tests::get_most_frequent_pair_complex ... ok
[INFO] [stdout] test tests::merge_complex ... ok
[INFO] [stdout] test tests::merge_continuous ... ok
[INFO] [stdout] test tests::generate_vocab_complex ... ok
[INFO] [stdout] test tests::encode_simple ... ok
[INFO] [stdout] test tests::encode_decode_simple ... ok
[INFO] [stdout] test tests::calculate_merges_complex ... ok
[INFO] [stdout] test tests::decode_simple ... ok
[INFO] [stdout] test tests::encode_decode_complex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.60s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bytepair_encoding
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d17fec1277c86fe2ffc604eebf98d7f01e85bdc231dd82a63a5433adc099e120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17fec1277c86fe2ffc604eebf98d7f01e85bdc231dd82a63a5433adc099e120", kill_on_drop: false }`
[INFO] [stdout] d17fec1277c86fe2ffc604eebf98d7f01e85bdc231dd82a63a5433adc099e120