[INFO] fetching crate libsts 0.3.1...
[INFO] testing libsts-0.3.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate libsts 0.3.1 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate libsts 0.3.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libsts 0.3.1
[INFO] finished tweaking crates.io crate libsts 0.3.1
[INFO] tweaked toml for crates.io crate libsts 0.3.1 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fwatch v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 353cf4e49e84da1fa1dd8b5396787aa45ca83607f8f304bd33a64059d87c1a78
[INFO] running `Command { std: "docker" "start" "-a" "353cf4e49e84da1fa1dd8b5396787aa45ca83607f8f304bd33a64059d87c1a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "353cf4e49e84da1fa1dd8b5396787aa45ca83607f8f304bd33a64059d87c1a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353cf4e49e84da1fa1dd8b5396787aa45ca83607f8f304bd33a64059d87c1a78", kill_on_drop: false }`
[INFO] [stdout] 353cf4e49e84da1fa1dd8b5396787aa45ca83607f8f304bd33a64059d87c1a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af635e9a4ad55d41d2602ae59fa20f45aa739bce8eeff3571404521194317a85
[INFO] running `Command { std: "docker" "start" "-a" "af635e9a4ad55d41d2602ae59fa20f45aa739bce8eeff3571404521194317a85", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling libsts v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.37s
[INFO] running `Command { std: "docker" "inspect" "af635e9a4ad55d41d2602ae59fa20f45aa739bce8eeff3571404521194317a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af635e9a4ad55d41d2602ae59fa20f45aa739bce8eeff3571404521194317a85", kill_on_drop: false }`
[INFO] [stdout] af635e9a4ad55d41d2602ae59fa20f45aa739bce8eeff3571404521194317a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7c3b121b23a1500fe6fbf26384308dd058743e18edebdfd3a7f16e8cb3eb201
[INFO] running `Command { std: "docker" "start" "-a" "a7c3b121b23a1500fe6fbf26384308dd058743e18edebdfd3a7f16e8cb3eb201", kill_on_drop: false }`
[INFO] [stderr]    Compiling fwatch v0.1.5
[INFO] [stderr]    Compiling libsts v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "a7c3b121b23a1500fe6fbf26384308dd058743e18edebdfd3a7f16e8cb3eb201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7c3b121b23a1500fe6fbf26384308dd058743e18edebdfd3a7f16e8cb3eb201", kill_on_drop: false }`
[INFO] [stdout] a7c3b121b23a1500fe6fbf26384308dd058743e18edebdfd3a7f16e8cb3eb201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc984aa969c014c4d70b2eb90a27c1f89f2b1f019c76586c1080f6d036307011
[INFO] running `Command { std: "docker" "start" "-a" "fc984aa969c014c4d70b2eb90a27c1f89f2b1f019c76586c1080f6d036307011", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libsts-a4af094e288827c3)
[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]    Doc-tests libsts
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/save.rs - save::Save::new (line 164) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc984aa969c014c4d70b2eb90a27c1f89f2b1f019c76586c1080f6d036307011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc984aa969c014c4d70b2eb90a27c1f89f2b1f019c76586c1080f6d036307011", kill_on_drop: false }`
[INFO] [stdout] fc984aa969c014c4d70b2eb90a27c1f89f2b1f019c76586c1080f6d036307011