[INFO] fetching crate hashseq 0.1.0...
[INFO] testing hashseq-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate hashseq 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate hashseq 0.1.0
[INFO] finished tweaking crates.io crate hashseq 0.1.0
[INFO] tweaked toml for crates.io crate hashseq 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hashseq 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hashseq 0.1.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97a329acd369826077d8099245b6fa9518b588d780b8565b51584086086da112
[INFO] running `Command { std: "docker" "start" "-a" "97a329acd369826077d8099245b6fa9518b588d780b8565b51584086086da112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97a329acd369826077d8099245b6fa9518b588d780b8565b51584086086da112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a329acd369826077d8099245b6fa9518b588d780b8565b51584086086da112", kill_on_drop: false }`
[INFO] [stdout] 97a329acd369826077d8099245b6fa9518b588d780b8565b51584086086da112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c6abab5f29bf020713f6a4e7a54aed47715ff42f91cc3d1bdaa55d8304e3a7f7
[INFO] running `Command { std: "docker" "start" "-a" "c6abab5f29bf020713f6a4e7a54aed47715ff42f91cc3d1bdaa55d8304e3a7f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashseq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "c6abab5f29bf020713f6a4e7a54aed47715ff42f91cc3d1bdaa55d8304e3a7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6abab5f29bf020713f6a4e7a54aed47715ff42f91cc3d1bdaa55d8304e3a7f7", kill_on_drop: false }`
[INFO] [stdout] c6abab5f29bf020713f6a4e7a54aed47715ff42f91cc3d1bdaa55d8304e3a7f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7f590b4809cdd611211a63ef8434b2cceee5ee98c9432d9187be0596b9e3ce9f
[INFO] running `Command { std: "docker" "start" "-a" "7f590b4809cdd611211a63ef8434b2cceee5ee98c9432d9187be0596b9e3ce9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling hashseq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `Command { std: "docker" "inspect" "7f590b4809cdd611211a63ef8434b2cceee5ee98c9432d9187be0596b9e3ce9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f590b4809cdd611211a63ef8434b2cceee5ee98c9432d9187be0596b9e3ce9f", kill_on_drop: false }`
[INFO] [stdout] 7f590b4809cdd611211a63ef8434b2cceee5ee98c9432d9187be0596b9e3ce9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 445ccb71b443b92135c250b6dd78575f47e054b3e35f927b77ed743a9e94bcff
[INFO] running `Command { std: "docker" "start" "-a" "445ccb71b443b92135c250b6dd78575f47e054b3e35f927b77ed743a9e94bcff", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hashseq-ba2381bb2ce6744f)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test hashseq::test::test_add_twice_then_remove_both ... ok
[INFO] [stdout] test hashseq::test::test_faulty_remove ... ok
[INFO] [stdout] test hashseq::test::test_insert_at_end ... ok
[INFO] [stdout] test hashseq::test::test_faulty_if_insert_refers_to_non_existant_inserts ... ok
[INFO] [stdout] test hashseq::test::test_insert_batch ... ok
[INFO] [stdout] test hashseq::test::test_insert_delete_then_reinsert ... ok
[INFO] [stdout] test hashseq::test::test_faulty_if_left_right_constraints_overlap ... ok
[INFO] [stdout] test hashseq::test::test_common_prefix_isnt_duplicated_simple ... ok
[INFO] [stdout] test hashseq::test::test_insert_different_chars_at_front ... ok
[INFO] [stdout] test hashseq::test::test_insert_same_char_at_front ... ok
[INFO] [stdout] test hashseq::test::test_concurrent_inserts ... ok
[INFO] [stdout] test hashseq::test::test_common_prefix_isnt_duplicated ... ok
[INFO] [stdout] test hashseq::test::prop_vec_model ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hashseq-77fd99c37739d323)
[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" "445ccb71b443b92135c250b6dd78575f47e054b3e35f927b77ed743a9e94bcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445ccb71b443b92135c250b6dd78575f47e054b3e35f927b77ed743a9e94bcff", kill_on_drop: false }`
[INFO] [stdout] 445ccb71b443b92135c250b6dd78575f47e054b3e35f927b77ed743a9e94bcff