[INFO] fetching crate chamomile 0.2.0...
[INFO] checking chamomile-0.2.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate chamomile 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate chamomile 0.2.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chamomile 0.2.0
[INFO] finished tweaking crates.io crate chamomile 0.2.0
[INFO] tweaked toml for crates.io crate chamomile 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate chamomile 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d931ad2a9db919a2f001189f3cbe8b47d30e455fe34c2e64192e163c67aa157b
[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" "d931ad2a9db919a2f001189f3cbe8b47d30e455fe34c2e64192e163c67aa157b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d931ad2a9db919a2f001189f3cbe8b47d30e455fe34c2e64192e163c67aa157b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d931ad2a9db919a2f001189f3cbe8b47d30e455fe34c2e64192e163c67aa157b", kill_on_drop: false }`
[INFO] [stdout] d931ad2a9db919a2f001189f3cbe8b47d30e455fe34c2e64192e163c67aa157b
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 100daf53edebb77e478c8738bdd6f64fb83ee799c0b3af3a574b7b8688c2fbc9
[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" "100daf53edebb77e478c8738bdd6f64fb83ee799c0b3af3a574b7b8688c2fbc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking event-listener v2.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking postcard-cobs v0.1.5-pre
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking async-mutex v1.3.0
[INFO] [stderr]     Checking async-semaphore v1.1.0
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking ed25519 v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking futures-lite v1.4.0
[INFO] [stderr]     Checking async-barrier v1.0.1
[INFO] [stderr]     Checking async-rwlock v1.1.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking polling v1.0.2
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking async-lock v2.1.3
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking sled v0.34.4
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking block-cipher v0.8.0
[INFO] [stderr]     Checking block-modes v0.6.1
[INFO] [stderr]     Checking aes-soft v0.5.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking async-io v1.1.1
[INFO] [stderr]     Checking blocking v1.0.0
[INFO] [stderr]     Checking async-executor v1.1.1
[INFO] [stderr]     Checking async-fs v1.3.0
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]     Checking async-net v1.3.0
[INFO] [stderr]     Checking async-process v1.0.0
[INFO] [stderr]     Checking smol v1.0.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking x25519-dalek v1.1.0
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking postcard v0.5.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking chamomile_types v0.2.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0
[INFO] [stderr]     Checking rckad v0.0.6
[INFO] [stderr]     Checking chamomile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "100daf53edebb77e478c8738bdd6f64fb83ee799c0b3af3a574b7b8688c2fbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100daf53edebb77e478c8738bdd6f64fb83ee799c0b3af3a574b7b8688c2fbc9", kill_on_drop: false }`
[INFO] [stdout] 100daf53edebb77e478c8738bdd6f64fb83ee799c0b3af3a574b7b8688c2fbc9