[INFO] fetching crate json2cbor 1.0.0...
[INFO] testing json2cbor-1.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate json2cbor 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate json2cbor 1.0.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json2cbor 1.0.0
[INFO] finished tweaking crates.io crate json2cbor 1.0.0
[INFO] tweaked toml for crates.io crate json2cbor 1.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fffd0f16b057fcfbe30931d81d51e80515651352ad7cf108038a7e8bdcaacda
[INFO] running `Command { std: "docker" "start" "-a" "5fffd0f16b057fcfbe30931d81d51e80515651352ad7cf108038a7e8bdcaacda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fffd0f16b057fcfbe30931d81d51e80515651352ad7cf108038a7e8bdcaacda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fffd0f16b057fcfbe30931d81d51e80515651352ad7cf108038a7e8bdcaacda", kill_on_drop: false }`
[INFO] [stdout] 5fffd0f16b057fcfbe30931d81d51e80515651352ad7cf108038a7e8bdcaacda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b99a7194bac1c72d34a69bf243fcef4dba0f4851811778534c90dac76c48c89f
[INFO] running `Command { std: "docker" "start" "-a" "b99a7194bac1c72d34a69bf243fcef4dba0f4851811778534c90dac76c48c89f", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling serde_cbor v0.10.2
[INFO] [stderr]    Compiling json2cbor v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "b99a7194bac1c72d34a69bf243fcef4dba0f4851811778534c90dac76c48c89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99a7194bac1c72d34a69bf243fcef4dba0f4851811778534c90dac76c48c89f", kill_on_drop: false }`
[INFO] [stdout] b99a7194bac1c72d34a69bf243fcef4dba0f4851811778534c90dac76c48c89f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dea7e3fac9818279d283a8521a8519096997cec9130063b29fdf1270fc6142d
[INFO] running `Command { std: "docker" "start" "-a" "4dea7e3fac9818279d283a8521a8519096997cec9130063b29fdf1270fc6142d", kill_on_drop: false }`
[INFO] [stderr]    Compiling json2cbor v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "4dea7e3fac9818279d283a8521a8519096997cec9130063b29fdf1270fc6142d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dea7e3fac9818279d283a8521a8519096997cec9130063b29fdf1270fc6142d", kill_on_drop: false }`
[INFO] [stdout] 4dea7e3fac9818279d283a8521a8519096997cec9130063b29fdf1270fc6142d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0358379f1b1793b5d96c795aa67f2fe9212380823bb6dfd05124e88039010984
[INFO] running `Command { std: "docker" "start" "-a" "0358379f1b1793b5d96c795aa67f2fe9212380823bb6dfd05124e88039010984", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json2cbor-c97a5076517bb914)
[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" "0358379f1b1793b5d96c795aa67f2fe9212380823bb6dfd05124e88039010984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0358379f1b1793b5d96c795aa67f2fe9212380823bb6dfd05124e88039010984", kill_on_drop: false }`
[INFO] [stdout] 0358379f1b1793b5d96c795aa67f2fe9212380823bb6dfd05124e88039010984