[INFO] fetching crate merkle-tree-bulletin-board-backend-mysql 0.3.0...
[INFO] testing merkle-tree-bulletin-board-backend-mysql-0.3.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate merkle-tree-bulletin-board-backend-mysql 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate merkle-tree-bulletin-board-backend-mysql 0.3.0
[INFO] finished tweaking crates.io crate merkle-tree-bulletin-board-backend-mysql 0.3.0
[INFO] tweaked toml for crates.io crate merkle-tree-bulletin-board-backend-mysql 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate merkle-tree-bulletin-board-backend-mysql 0.3.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate merkle-tree-bulletin-board-backend-mysql 0.3.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-bidi v0.3.11
[INFO] [stderr]   Downloaded named_pipe v0.4.1
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.1
[INFO] [stderr]   Downloaded borsh-schema-derive-internal v0.10.2
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.1.1
[INFO] [stderr]   Downloaded frunk_proc_macros v0.1.1
[INFO] [stderr]   Downloaded bytecheck_derive v0.6.10
[INFO] [stderr]   Downloaded borsh-derive-internal v0.10.2
[INFO] [stderr]   Downloaded saturating v0.1.0
[INFO] [stderr]   Downloaded borsh-derive v0.10.2
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded derive_utils v0.12.0
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded frunk v0.4.1
[INFO] [stderr]   Downloaded lexical-parse-integer v0.8.6
[INFO] [stderr]   Downloaded lexical-write-integer v0.8.5
[INFO] [stderr]   Downloaded lexical-util v0.8.5
[INFO] [stderr]   Downloaded lexical-write-float v0.8.5
[INFO] [stderr]   Downloaded rust_decimal v1.28.1
[INFO] [stderr]   Downloaded mysql_common v0.29.2
[INFO] [stderr]   Downloaded serde_json v1.0.94
[INFO] [stderr]   Downloaded uuid v1.3.0
[INFO] [stderr]   Downloaded lexical-parse-float v0.8.5
[INFO] [stderr]   Downloaded serde_derive v1.0.154
[INFO] [stderr]   Downloaded mysql v23.0.1
[INFO] [stderr]   Downloaded io-enum v1.0.2
[INFO] [stderr]   Downloaded frunk_derives v0.4.1
[INFO] [stderr]   Downloaded lexical-core v0.8.5
[INFO] [stderr]   Downloaded rustix v0.36.9
[INFO] [stderr]   Downloaded lexical v6.1.1
[INFO] [stderr]   Downloaded bigdecimal v0.3.0
[INFO] [stderr]   Downloaded frunk_core v0.4.1
[INFO] [stderr]   Downloaded borsh v0.10.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.39
[INFO] [stderr]   Downloaded thiserror v1.0.39
[INFO] [stderr]   Downloaded io-lifetimes v1.0.6
[INFO] [stderr]   Downloaded tempfile v3.4.0
[INFO] [stderr]   Downloaded bytecheck v0.6.10
[INFO] [stderr]   Downloaded merkle-tree-bulletin-board v0.3.0
[INFO] [stderr]   Downloaded csv v1.2.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee4f83c2eac82f885c36ab84cb37b943f1f9b6ac95fb9548f6d21d79455818c3
[INFO] running `Command { std: "docker" "start" "-a" "ee4f83c2eac82f885c36ab84cb37b943f1f9b6ac95fb9548f6d21d79455818c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee4f83c2eac82f885c36ab84cb37b943f1f9b6ac95fb9548f6d21d79455818c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4f83c2eac82f885c36ab84cb37b943f1f9b6ac95fb9548f6d21d79455818c3", kill_on_drop: false }`
[INFO] [stdout] ee4f83c2eac82f885c36ab84cb37b943f1f9b6ac95fb9548f6d21d79455818c3
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0532abd798024e8a229170f00f48592e205935c6f77a740a3a03258d5ff27b6
[INFO] running `Command { std: "docker" "start" "-a" "c0532abd798024e8a229170f00f48592e205935c6f77a740a3a03258d5ff27b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling serde_derive v1.0.154
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling serde v1.0.154
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling frunk_core v0.4.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling rust_decimal v1.28.1
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.11
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling io-enum v1.0.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling lexical-write-float v0.8.5
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling time v0.3.20
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling clang-sys v1.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling lexical-core v0.8.5
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling lexical v6.1.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.1
[INFO] [stderr]    Compiling derive_utils v0.12.0
[INFO] [stderr]    Compiling bigdecimal v0.3.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling saturating v0.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling uuid v1.3.0
[INFO] [stderr]    Compiling mysql v23.0.1
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling lru v0.8.1
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling pem v1.1.1
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.39
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.1.1
[INFO] [stderr]    Compiling frunk_derives v0.4.1
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling frunk_proc_macros v0.1.1
[INFO] [stderr]    Compiling frunk v0.4.1
[INFO] [stderr]    Compiling mysql_common v0.29.2
[INFO] [stderr]    Compiling csv v1.2.1
[INFO] [stderr]    Compiling merkle-tree-bulletin-board v0.3.0
[INFO] [stderr]    Compiling merkle-tree-bulletin-board-backend-mysql v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.23s
[INFO] running `Command { std: "docker" "inspect" "c0532abd798024e8a229170f00f48592e205935c6f77a740a3a03258d5ff27b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0532abd798024e8a229170f00f48592e205935c6f77a740a3a03258d5ff27b6", kill_on_drop: false }`
[INFO] [stdout] c0532abd798024e8a229170f00f48592e205935c6f77a740a3a03258d5ff27b6
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a03053e66d12008e34e8df7dbd61e5e64fe0122cd5ae64f8b7bdc9f6904d63e8
[INFO] running `Command { std: "docker" "start" "-a" "a03053e66d12008e34e8df7dbd61e5e64fe0122cd5ae64f8b7bdc9f6904d63e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkle-tree-bulletin-board-backend-mysql v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "a03053e66d12008e34e8df7dbd61e5e64fe0122cd5ae64f8b7bdc9f6904d63e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03053e66d12008e34e8df7dbd61e5e64fe0122cd5ae64f8b7bdc9f6904d63e8", kill_on_drop: false }`
[INFO] [stdout] a03053e66d12008e34e8df7dbd61e5e64fe0122cd5ae64f8b7bdc9f6904d63e8
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8049d806119bce6ecb168fb9cd1c4f608db798b7cc4077096cd25e1f6e0f7a4
[INFO] running `Command { std: "docker" "start" "-a" "d8049d806119bce6ecb168fb9cd1c4f608db798b7cc4077096cd25e1f6e0f7a4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merkle_tree_bulletin_board_backend_mysql-7c917330d159e51c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/test_mysql.rs (/opt/rustwide/target/debug/deps/test_mysql-76d2a367d2d05e0c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests merkle_tree_bulletin_board_backend_mysql
[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] [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] [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" "d8049d806119bce6ecb168fb9cd1c4f608db798b7cc4077096cd25e1f6e0f7a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8049d806119bce6ecb168fb9cd1c4f608db798b7cc4077096cd25e1f6e0f7a4", kill_on_drop: false }`
[INFO] [stdout] d8049d806119bce6ecb168fb9cd1c4f608db798b7cc4077096cd25e1f6e0f7a4