[INFO] fetching crate cranelift-serde 0.78.0...
[INFO] testing cranelift-serde-0.78.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate cranelift-serde 0.78.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cranelift-serde 0.78.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cranelift-serde 0.78.0
[INFO] finished tweaking crates.io crate cranelift-serde 0.78.0
[INFO] tweaked toml for crates.io crate cranelift-serde 0.78.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate cranelift-serde 0.78.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d786e003d9c62566253645c3ab3e85268dfe598e7c6ca569e11b2dc2a6eba84
[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" "8d786e003d9c62566253645c3ab3e85268dfe598e7c6ca569e11b2dc2a6eba84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d786e003d9c62566253645c3ab3e85268dfe598e7c6ca569e11b2dc2a6eba84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d786e003d9c62566253645c3ab3e85268dfe598e7c6ca569e11b2dc2a6eba84", kill_on_drop: false }`
[INFO] [stdout] 8d786e003d9c62566253645c3ab3e85268dfe598e7c6ca569e11b2dc2a6eba84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] ed2f4ecf10fd1833d2e44eaa40d91f0a3daf5780ec9329960226525b90a11281
[INFO] running `Command { std: "docker" "start" "-a" "ed2f4ecf10fd1833d2e44eaa40d91f0a3daf5780ec9329960226525b90a11281", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.78.0
[INFO] [stderr]    Compiling cranelift-entity v0.78.0
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.78.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cranelift-codegen v0.78.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling regalloc v0.0.32
[INFO] [stderr]    Compiling cranelift-bforest v0.78.0
[INFO] [stderr]    Compiling cranelift-reader v0.78.0
[INFO] [stderr]    Compiling cranelift-serde v0.78.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "ed2f4ecf10fd1833d2e44eaa40d91f0a3daf5780ec9329960226525b90a11281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed2f4ecf10fd1833d2e44eaa40d91f0a3daf5780ec9329960226525b90a11281", kill_on_drop: false }`
[INFO] [stdout] ed2f4ecf10fd1833d2e44eaa40d91f0a3daf5780ec9329960226525b90a11281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50ce1d591c79c70f90cd948e46f51674b8b1491ecfb12a6fd7551927b0550009
[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" "50ce1d591c79c70f90cd948e46f51674b8b1491ecfb12a6fd7551927b0550009", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-serde v0.78.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "50ce1d591c79c70f90cd948e46f51674b8b1491ecfb12a6fd7551927b0550009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ce1d591c79c70f90cd948e46f51674b8b1491ecfb12a6fd7551927b0550009", kill_on_drop: false }`
[INFO] [stdout] 50ce1d591c79c70f90cd948e46f51674b8b1491ecfb12a6fd7551927b0550009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d453964f0cda73368c3a85373f525a17be041e7b6e7e2cbc200dab2d7717fc0
[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" "8d453964f0cda73368c3a85373f525a17be041e7b6e7e2cbc200dab2d7717fc0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clif_json-0c60461dd060a3dc)
[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" "8d453964f0cda73368c3a85373f525a17be041e7b6e7e2cbc200dab2d7717fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d453964f0cda73368c3a85373f525a17be041e7b6e7e2cbc200dab2d7717fc0", kill_on_drop: false }`
[INFO] [stdout] 8d453964f0cda73368c3a85373f525a17be041e7b6e7e2cbc200dab2d7717fc0