[INFO] fetching crate keystone 0.9.0...
[INFO] checking keystone-0.9.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate keystone 0.9.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate keystone 0.9.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keystone 0.9.0
[INFO] finished tweaking crates.io crate keystone 0.9.0
[INFO] tweaked toml for crates.io crate keystone 0.9.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 567a01b6f3669a8987c8129854ffce4a392dab206ba8c169c4610d64c2ba9102
[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" "567a01b6f3669a8987c8129854ffce4a392dab206ba8c169c4610d64c2ba9102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "567a01b6f3669a8987c8129854ffce4a392dab206ba8c169c4610d64c2ba9102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567a01b6f3669a8987c8129854ffce4a392dab206ba8c169c4610d64c2ba9102", kill_on_drop: false }`
[INFO] [stdout] 567a01b6f3669a8987c8129854ffce4a392dab206ba8c169c4610d64c2ba9102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b949e50d741ee051508e0522a21ead87a6bddca1e20c6debf3a0297e5c6d09e
[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" "6b949e50d741ee051508e0522a21ead87a6bddca1e20c6debf3a0297e5c6d09e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking keystone v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/keystone_const.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / bitflags! {
[INFO] [stdout] 19 | |     pub flags Mode : u32 {
[INFO] [stdout] 20 | |         const MODE_LITTLE_ENDIAN = 0,
[INFO] [stdout] 21 | |         const MODE_BIG_ENDIAN = 1073741824,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/keystone_const.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / bitflags! {
[INFO] [stdout] 19 | |     pub flags Mode : u32 {
[INFO] [stdout] 20 | |         const MODE_LITTLE_ENDIAN = 0,
[INFO] [stdout] 21 | |         const MODE_BIG_ENDIAN = 1073741824,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/keystone_const.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / bitflags! {
[INFO] [stdout] 19 | |     pub flags Mode : u32 {
[INFO] [stdout] 20 | |         const MODE_LITTLE_ENDIAN = 0,
[INFO] [stdout] 21 | |         const MODE_BIG_ENDIAN = 1073741824,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/keystone_const.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / bitflags! {
[INFO] [stdout] 19 | |     pub flags Mode : u32 {
[INFO] [stdout] 20 | |         const MODE_LITTLE_ENDIAN = 0,
[INFO] [stdout] 21 | |         const MODE_BIG_ENDIAN = 1073741824,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/keystone_const.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / bitflags! {
[INFO] [stdout] 90 | |     pub flags OptionValue : libc::size_t {
[INFO] [stdout] 91 | |         const OPT_SYNTAX_INTEL = 1,
[INFO] [stdout] 92 | |         const OPT_SYNTAX_ATT = 2,
[INFO] [stdout] ...  |
[INFO] [stdout] 96 | |     }
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/keystone_const.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / bitflags! {
[INFO] [stdout] 90 | |     pub flags OptionValue : libc::size_t {
[INFO] [stdout] 91 | |         const OPT_SYNTAX_INTEL = 1,
[INFO] [stdout] 92 | |         const OPT_SYNTAX_ATT = 2,
[INFO] [stdout] ...  |
[INFO] [stdout] 96 | |     }
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/keystone_const.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / bitflags! {
[INFO] [stdout] 90 | |     pub flags OptionValue : libc::size_t {
[INFO] [stdout] 91 | |         const OPT_SYNTAX_INTEL = 1,
[INFO] [stdout] 92 | |         const OPT_SYNTAX_ATT = 2,
[INFO] [stdout] ...  |
[INFO] [stdout] 96 | |     }
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/keystone_const.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / bitflags! {
[INFO] [stdout] 90 | |     pub flags OptionValue : libc::size_t {
[INFO] [stdout] 91 | |         const OPT_SYNTAX_INTEL = 1,
[INFO] [stdout] 92 | |         const OPT_SYNTAX_ATT = 2,
[INFO] [stdout] ...  |
[INFO] [stdout] 96 | |     }
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/keystone_const.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | / bitflags! {
[INFO] [stdout] 100 | |     pub flags Error : u32 {
[INFO] [stdout] 101 | |         const ERR_ASM = 128,
[INFO] [stdout] 102 | |         const ERR_ASM_ARCH = 512,
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | |     }
[INFO] [stdout] 147 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/keystone_const.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | / bitflags! {
[INFO] [stdout] 100 | |     pub flags Error : u32 {
[INFO] [stdout] 101 | |         const ERR_ASM = 128,
[INFO] [stdout] 102 | |         const ERR_ASM_ARCH = 512,
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | |     }
[INFO] [stdout] 147 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/keystone_const.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | / bitflags! {
[INFO] [stdout] 100 | |     pub flags Error : u32 {
[INFO] [stdout] 101 | |         const ERR_ASM = 128,
[INFO] [stdout] 102 | |         const ERR_ASM_ARCH = 512,
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | |     }
[INFO] [stdout] 147 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |             try!(f.write_fmt(format_args!("{:02x}", byte)));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/keystone_const.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | / bitflags! {
[INFO] [stdout] 100 | |     pub flags Error : u32 {
[INFO] [stdout] 101 | |         const ERR_ASM = 128,
[INFO] [stdout] 102 | |         const ERR_ASM_ARCH = 512,
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | |     }
[INFO] [stdout] 147 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |             try!(f.write_fmt(format_args!("{:02x}", byte)));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "6b949e50d741ee051508e0522a21ead87a6bddca1e20c6debf3a0297e5c6d09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b949e50d741ee051508e0522a21ead87a6bddca1e20c6debf3a0297e5c6d09e", kill_on_drop: false }`
[INFO] [stdout] 6b949e50d741ee051508e0522a21ead87a6bddca1e20c6debf3a0297e5c6d09e