[INFO] fetching crate miniserde 0.1.13...
[INFO] testing miniserde-0.1.13 against 1.49.0 for beta-1.50-1
[INFO] extracting crate miniserde 0.1.13 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate miniserde 0.1.13 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate miniserde 0.1.13
[INFO] finished tweaking crates.io crate miniserde 0.1.13
[INFO] tweaked toml for crates.io crate miniserde 0.1.13 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 92c10decb8bd485a240757f838595fa39485e447db0b8589565078d3e8f9c77f
[INFO] running `Command { std: "docker" "start" "-a" "92c10decb8bd485a240757f838595fa39485e447db0b8589565078d3e8f9c77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92c10decb8bd485a240757f838595fa39485e447db0b8589565078d3e8f9c77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c10decb8bd485a240757f838595fa39485e447db0b8589565078d3e8f9c77f", kill_on_drop: false }`
[INFO] [stdout] 92c10decb8bd485a240757f838595fa39485e447db0b8589565078d3e8f9c77f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5cd2b1785acd79c3e3e8a20be7d0ddb9f4b450fcd17b7a8dffc45e8836ff44ef
[INFO] running `Command { std: "docker" "start" "-a" "5cd2b1785acd79c3e3e8a20be7d0ddb9f4b450fcd17b7a8dffc45e8836ff44ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini-internal v0.1.13
[INFO] [stderr]    Compiling miniserde v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "5cd2b1785acd79c3e3e8a20be7d0ddb9f4b450fcd17b7a8dffc45e8836ff44ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd2b1785acd79c3e3e8a20be7d0ddb9f4b450fcd17b7a8dffc45e8836ff44ef", kill_on_drop: false }`
[INFO] [stdout] 5cd2b1785acd79c3e3e8a20be7d0ddb9f4b450fcd17b7a8dffc45e8836ff44ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13294127d74ec495fe635d28e42f1a170617ff4d8d3fe02410596d9f2b8ba01b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "13294127d74ec495fe635d28e42f1a170617ff4d8d3fe02410596d9f2b8ba01b", kill_on_drop: false }`
[INFO] [stderr]    Compiling automod v0.1.2
[INFO] [stderr]    Compiling miniserde v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "13294127d74ec495fe635d28e42f1a170617ff4d8d3fe02410596d9f2b8ba01b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13294127d74ec495fe635d28e42f1a170617ff4d8d3fe02410596d9f2b8ba01b", kill_on_drop: false }`
[INFO] [stdout] 13294127d74ec495fe635d28e42f1a170617ff4d8d3fe02410596d9f2b8ba01b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b28f7ca545b3d8256c34e3c2951bc4c18618de595202cb62b12d7f8308d1dc4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9b28f7ca545b3d8256c34e3c2951bc4c18618de595202cb62b12d7f8308d1dc4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/miniserde-c588f387b24b9fa9
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regression-2b74809232178bde
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test regression::issue9::main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_derive-082747b5343c1554
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_de ... ok
[INFO] [stdout] test test_ser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_nested-192bddf0a0f096b4
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_round_trip_deeply_nested ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_number-ac1dfe16562d2f78
[INFO] [stdout] test test_ser ... ok
[INFO] [stderr]    Doc-tests miniserde
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/de/mod.rs - de (line 121) ... ok
[INFO] [stdout] test src/de/mod.rs - de::Deserialize::begin (line 195) ... ok
[INFO] [stdout] test src/place.rs - make_place (line 7) ... ok
[INFO] [stdout] test src/de/mod.rs - de (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser (line 8) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser (line 23) ... ok
[INFO] [stdout] test src/de/mod.rs - de (line 61) ... ok
[INFO] [stdout] test src/de/mod.rs - de (line 12) ... ok
[INFO] [stdout] test src/json/de.rs - json::de::from_str (line 11) ... ok
[INFO] [stdout] test src/json/value.rs - json::value::Value (line 16) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser (line 52) ... ok
[INFO] [stdout] test src/json/ser.rs - json::ser::to_string (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b28f7ca545b3d8256c34e3c2951bc4c18618de595202cb62b12d7f8308d1dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b28f7ca545b3d8256c34e3c2951bc4c18618de595202cb62b12d7f8308d1dc4", kill_on_drop: false }`
[INFO] [stdout] 9b28f7ca545b3d8256c34e3c2951bc4c18618de595202cb62b12d7f8308d1dc4