[INFO] fetching crate conjure-object 0.7.2...
[INFO] checking conjure-object-0.7.2 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate conjure-object 0.7.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate conjure-object 0.7.2 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conjure-object 0.7.2
[INFO] finished tweaking crates.io crate conjure-object 0.7.2
[INFO] tweaked toml for crates.io crate conjure-object 0.7.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66fccef31ec2eb1d5031d8ee7724c47e1637cb7bd53a1dc84689954cfe8aafbb
[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" "66fccef31ec2eb1d5031d8ee7724c47e1637cb7bd53a1dc84689954cfe8aafbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66fccef31ec2eb1d5031d8ee7724c47e1637cb7bd53a1dc84689954cfe8aafbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fccef31ec2eb1d5031d8ee7724c47e1637cb7bd53a1dc84689954cfe8aafbb", kill_on_drop: false }`
[INFO] [stdout] 66fccef31ec2eb1d5031d8ee7724c47e1637cb7bd53a1dc84689954cfe8aafbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--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] 6b1d21f251902e0a444399b3d05197afba5481f25e47dd0d6ae978a90962f7ae
[INFO] running `Command { std: "docker" "start" "-a" "6b1d21f251902e0a444399b3d05197afba5481f25e47dd0d6ae978a90962f7ae", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking conjure-object v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.19s
[INFO] running `Command { std: "docker" "inspect" "6b1d21f251902e0a444399b3d05197afba5481f25e47dd0d6ae978a90962f7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1d21f251902e0a444399b3d05197afba5481f25e47dd0d6ae978a90962f7ae", kill_on_drop: false }`
[INFO] [stdout] 6b1d21f251902e0a444399b3d05197afba5481f25e47dd0d6ae978a90962f7ae