[INFO] fetching crate serde_stacker 0.1.14...
[INFO] testing serde_stacker-0.1.14 against 1.90.0 for beta-1.91-3
[INFO] extracting crate serde_stacker 0.1.14 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate serde_stacker 0.1.14
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde_stacker 0.1.14
[INFO] tweaked toml for crates.io crate serde_stacker 0.1.14 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_stacker 0.1.14 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 serde_stacker 0.1.14 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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.222
[INFO] [stderr]   Downloaded serde_core v1.0.222
[INFO] [stderr]   Downloaded serde v1.0.222
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa29b7de05878e8fafd28b008927138e9a05e2808a0c9dd0828be09a24656bb2
[INFO] running `Command { std: "docker" "start" "-a" "fa29b7de05878e8fafd28b008927138e9a05e2808a0c9dd0828be09a24656bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa29b7de05878e8fafd28b008927138e9a05e2808a0c9dd0828be09a24656bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa29b7de05878e8fafd28b008927138e9a05e2808a0c9dd0828be09a24656bb2", kill_on_drop: false }`
[INFO] [stdout] fa29b7de05878e8fafd28b008927138e9a05e2808a0c9dd0828be09a24656bb2
[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=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] 154493bd87731327341ae1bbe27a411af327e5d044915ca1176554617996d48d
[INFO] running `Command { std: "docker" "start" "-a" "154493bd87731327341ae1bbe27a411af327e5d044915ca1176554617996d48d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.222
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling serde_stacker v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "154493bd87731327341ae1bbe27a411af327e5d044915ca1176554617996d48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "154493bd87731327341ae1bbe27a411af327e5d044915ca1176554617996d48d", kill_on_drop: false }`
[INFO] [stdout] 154493bd87731327341ae1bbe27a411af327e5d044915ca1176554617996d48d
[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=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] 793c31dc3b4ef939c6567bb91f94cadcdd1da419f274accf9f12b1737df0d772
[INFO] running `Command { std: "docker" "start" "-a" "793c31dc3b4ef939c6567bb91f94cadcdd1da419f274accf9f12b1737df0d772", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.222
[INFO] [stderr]    Compiling serde v1.0.222
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_stacker v0.1.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "793c31dc3b4ef939c6567bb91f94cadcdd1da419f274accf9f12b1737df0d772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793c31dc3b4ef939c6567bb91f94cadcdd1da419f274accf9f12b1737df0d772", kill_on_drop: false }`
[INFO] [stdout] 793c31dc3b4ef939c6567bb91f94cadcdd1da419f274accf9f12b1737df0d772
[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=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] 7405ac5de8283ba4161fcd040e4d9dc8f00028ad1492e103f76f7f5069d6a8ba
[INFO] running `Command { std: "docker" "start" "-a" "7405ac5de8283ba4161fcd040e4d9dc8f00028ad1492e103f76f7f5069d6a8ba", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_stacker-f2ab9806fd54101f)
[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] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-2c46d8969fd60b13)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_serialize ... ok
[INFO] [stdout] test test_deserialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_stacker
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7405ac5de8283ba4161fcd040e4d9dc8f00028ad1492e103f76f7f5069d6a8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7405ac5de8283ba4161fcd040e4d9dc8f00028ad1492e103f76f7f5069d6a8ba", kill_on_drop: false }`
[INFO] [stdout] 7405ac5de8283ba4161fcd040e4d9dc8f00028ad1492e103f76f7f5069d6a8ba