[INFO] fetching crate readonly 0.2.0...
[INFO] testing readonly-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate readonly 0.2.0 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate readonly 0.2.0 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 readonly 0.2.0
[INFO] finished tweaking crates.io crate readonly 0.2.0
[INFO] tweaked toml for crates.io crate readonly 0.2.0 written to /workspace/builds/worker-77/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-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] b5492abf1cf2ef4d5a424cc200847f55ba65981be5638b4b52b8681272281977
[INFO] running `Command { std: "docker" "start" "-a" "b5492abf1cf2ef4d5a424cc200847f55ba65981be5638b4b52b8681272281977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5492abf1cf2ef4d5a424cc200847f55ba65981be5638b4b52b8681272281977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5492abf1cf2ef4d5a424cc200847f55ba65981be5638b4b52b8681272281977", kill_on_drop: false }`
[INFO] [stdout] b5492abf1cf2ef4d5a424cc200847f55ba65981be5638b4b52b8681272281977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 7fd3d29b56b7d0762ec62e07b5939a7997f879249f8ccb66f11a3cc029262493
[INFO] running `Command { std: "docker" "start" "-a" "7fd3d29b56b7d0762ec62e07b5939a7997f879249f8ccb66f11a3cc029262493", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling readonly v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.80s
[INFO] running `Command { std: "docker" "inspect" "7fd3d29b56b7d0762ec62e07b5939a7997f879249f8ccb66f11a3cc029262493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd3d29b56b7d0762ec62e07b5939a7997f879249f8ccb66f11a3cc029262493", kill_on_drop: false }`
[INFO] [stdout] 7fd3d29b56b7d0762ec62e07b5939a7997f879249f8ccb66f11a3cc029262493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] cf1af1ef19520d83cc8b27e0477db8afb3cf2c777e41d17184978c64a726794e
[INFO] running `Command { std: "docker" "start" "-a" "cf1af1ef19520d83cc8b27e0477db8afb3cf2c777e41d17184978c64a726794e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling trybuild v1.0.56
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling dissimilar v1.0.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling readonly v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.32s
[INFO] running `Command { std: "docker" "inspect" "cf1af1ef19520d83cc8b27e0477db8afb3cf2c777e41d17184978c64a726794e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf1af1ef19520d83cc8b27e0477db8afb3cf2c777e41d17184978c64a726794e", kill_on_drop: false }`
[INFO] [stdout] cf1af1ef19520d83cc8b27e0477db8afb3cf2c777e41d17184978c64a726794e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 9a373dc81c7ba37e4d3279d5523ea1bccbbf8344cfc4612e59c68c032e630104
[INFO] running `Command { std: "docker" "start" "-a" "9a373dc81c7ba37e4d3279d5523ea1bccbbf8344cfc4612e59c68c032e630104", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/readonly-bba862f577534980)
[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/compiletest.rs (/opt/rustwide/target/debug/deps/compiletest-2d17fff2a01f6e9f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests readonly
[INFO] [stdout] running 1 test
[INFO] [stdout] test ui ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9a373dc81c7ba37e4d3279d5523ea1bccbbf8344cfc4612e59c68c032e630104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a373dc81c7ba37e4d3279d5523ea1bccbbf8344cfc4612e59c68c032e630104", kill_on_drop: false }`
[INFO] [stdout] 9a373dc81c7ba37e4d3279d5523ea1bccbbf8344cfc4612e59c68c032e630104