[INFO] fetching crate cranelift-serde 0.73.1...
[INFO] testing cranelift-serde-0.73.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate cranelift-serde 0.73.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cranelift-serde 0.73.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cranelift-serde 0.73.1
[INFO] finished tweaking crates.io crate cranelift-serde 0.73.1
[INFO] tweaked toml for crates.io crate cranelift-serde 0.73.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate cranelift-serde 0.73.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9bf100350827600230bba1494de87bcc28199e697c66fc2dd24b5dcd958000f
[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" "e9bf100350827600230bba1494de87bcc28199e697c66fc2dd24b5dcd958000f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9bf100350827600230bba1494de87bcc28199e697c66fc2dd24b5dcd958000f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9bf100350827600230bba1494de87bcc28199e697c66fc2dd24b5dcd958000f", kill_on_drop: false }`
[INFO] [stdout] e9bf100350827600230bba1494de87bcc28199e697c66fc2dd24b5dcd958000f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] fe5d8350c29a38e0c72d8bfac0fcbd634171af311abca3165f249eff7711a7fa
[INFO] running `Command { std: "docker" "start" "-a" "fe5d8350c29a38e0c72d8bfac0fcbd634171af311abca3165f249eff7711a7fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.73.1
[INFO] [stderr]    Compiling cranelift-entity v0.73.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling target-lexicon v0.12.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.73.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling cranelift-codegen v0.73.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling regalloc v0.0.31
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling cranelift-bforest v0.73.1
[INFO] [stderr]    Compiling cranelift-reader v0.73.1
[INFO] [stderr]    Compiling cranelift-serde v0.73.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "fe5d8350c29a38e0c72d8bfac0fcbd634171af311abca3165f249eff7711a7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5d8350c29a38e0c72d8bfac0fcbd634171af311abca3165f249eff7711a7fa", kill_on_drop: false }`
[INFO] [stdout] fe5d8350c29a38e0c72d8bfac0fcbd634171af311abca3165f249eff7711a7fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--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] 45b67e00f86cf52efedf87f1fa42bbb9bd05d657560aa6aaea5290bb29043369
[INFO] running `Command { std: "docker" "start" "-a" "45b67e00f86cf52efedf87f1fa42bbb9bd05d657560aa6aaea5290bb29043369", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-serde v0.73.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "45b67e00f86cf52efedf87f1fa42bbb9bd05d657560aa6aaea5290bb29043369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b67e00f86cf52efedf87f1fa42bbb9bd05d657560aa6aaea5290bb29043369", kill_on_drop: false }`
[INFO] [stdout] 45b67e00f86cf52efedf87f1fa42bbb9bd05d657560aa6aaea5290bb29043369
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48e43e44d21541ef7883f56d25c6f265c65dee52b8347185cae84f53cfe8b8f7
[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" "48e43e44d21541ef7883f56d25c6f265c65dee52b8347185cae84f53cfe8b8f7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clif_json-06358078352ab5e2)
[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" "48e43e44d21541ef7883f56d25c6f265c65dee52b8347185cae84f53cfe8b8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e43e44d21541ef7883f56d25c6f265c65dee52b8347185cae84f53cfe8b8f7", kill_on_drop: false }`
[INFO] [stdout] 48e43e44d21541ef7883f56d25c6f265c65dee52b8347185cae84f53cfe8b8f7