[INFO] cloning repository https://github.com/vks/discrete-log
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vks/discrete-log" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvks%2Fdiscrete-log", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvks%2Fdiscrete-log'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 163c06cd56ce5fae39f4d2329425eb1e4f1752c4
[INFO] checking vks/discrete-log against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvks%2Fdiscrete-log" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vks/discrete-log on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vks/discrete-log
[INFO] finished tweaking git repo https://github.com/vks/discrete-log
[INFO] tweaked toml for git repo https://github.com/vks/discrete-log written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/vks/discrete-log already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded ieee754 v0.2.6
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[INFO] [stderr]   Downloaded proc-macro2 v1.0.2
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[INFO] [stderr]   Downloaded rayon v1.2.0
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[INFO] [stderr]   Downloaded getrandom v0.1.11
[INFO] [stderr]   Downloaded rayon-core v1.6.0
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded syn v1.0.5
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded rust-gmp v0.5.0
[INFO] [stderr]   Downloaded criterion v0.3.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.31
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] [stderr]   Downloaded num-bigint v0.2.2
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded winapi-util v0.1.2
[INFO] [stderr]   Downloaded itertools v0.8.0
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded rand_xoshiro v0.3.1
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded rustc-cfg v0.2.0
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded rug v1.5.2
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded backtrace v0.3.35
[INFO] [stderr]   Downloaded criterion-plot v0.4.0
[INFO] [stderr]   Downloaded rand_os v0.2.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.7
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.1.14
[INFO] [stderr]   Downloaded csv v1.1.1
[INFO] [stderr]   Downloaded tinytemplate v1.0.2
[INFO] [stderr]   Downloaded ramp v0.5.2
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9c1db980a8e65c346c4b9efb74c27e248c41cf136dce2fa70fcb17d0013a289
[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" "d9c1db980a8e65c346c4b9efb74c27e248c41cf136dce2fa70fcb17d0013a289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9c1db980a8e65c346c4b9efb74c27e248c41cf136dce2fa70fcb17d0013a289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c1db980a8e65c346c4b9efb74c27e248c41cf136dce2fa70fcb17d0013a289", kill_on_drop: false }`
[INFO] [stdout] d9c1db980a8e65c346c4b9efb74c27e248c41cf136dce2fa70fcb17d0013a289
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 656a7deda9b9ef88032b3ae53342328b528fec65596695c154843cfad466ed79
[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" "656a7deda9b9ef88032b3ae53342328b528fec65596695c154843cfad466ed79", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling rustc-cfg v0.2.0
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling rug v1.5.2
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking criterion-plot v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.1.14
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rust-gmp v0.5.0
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]    Compiling ramp v0.5.2
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/ll/limb.rs:438:17
[INFO] [stdout]     |
[INFO] [stdout] 438 |                   asm!("mulq $3"
[INFO] [stdout]     |                   ^---
[INFO] [stdout]     |                   |
[INFO] [stdout]     |  _________________help: replace with: `llvm_asm!`
[INFO] [stdout]     | |
[INFO] [stdout] 439 | |                      : "={rdx}"(high.0), "={rax}"(low.0)
[INFO] [stdout] 440 | |                      : "{rax}"(u.0), "r"(v.0));
[INFO] [stdout]     | |_______________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/ll/limb.rs:522:17
[INFO] [stdout]     |
[INFO] [stdout] 522 |                   asm!("addq $4, $0
[INFO] [stdout]     |                   ^---
[INFO] [stdout]     |                   |
[INFO] [stdout]     |  _________________help: replace with: `llvm_asm!`
[INFO] [stdout]     | |
[INFO] [stdout] 523 | |                       adcq $5, $1"
[INFO] [stdout] 524 | |                      : "=r"(low.0), "=r"(high.0)
[INFO] [stdout] 525 | |                      : "0"(al.0), "1"(ah.0), "r"(bl.0), "r"(bh.0));
[INFO] [stdout]     | |___________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/ll/limb.rs:582:17
[INFO] [stdout]     |
[INFO] [stdout] 582 |                   asm!("subq $4, $0
[INFO] [stdout]     |                   ^---
[INFO] [stdout]     |                   |
[INFO] [stdout]     |  _________________help: replace with: `llvm_asm!`
[INFO] [stdout]     | |
[INFO] [stdout] 583 | |                       sbbq $5, $1"
[INFO] [stdout] 584 | |                      : "=r"(low.0), "=r"(high.0)
[INFO] [stdout] 585 | |                      : "0"(al.0), "1"(ah.0), "r"(bl.0), "r"(bh.0));
[INFO] [stdout]     | |___________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/ll/limb.rs:649:17
[INFO] [stdout]     |
[INFO] [stdout] 649 |                   asm!("divq $4"
[INFO] [stdout]     |                   ^---
[INFO] [stdout]     |                   |
[INFO] [stdout]     |  _________________help: replace with: `llvm_asm!`
[INFO] [stdout]     | |
[INFO] [stdout] 650 | |                      : "={rdx}"(r.0), "={rax}"(q.0)
[INFO] [stdout] 651 | |                      : "0"(nh.0), "1"(nl.0), "r"(d.0));
[INFO] [stdout]     | |_______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::alloc::Alloc`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/mem.rs:18:24
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::alloc::{self, Alloc};
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        no `Alloc` in `alloc`
[INFO] [stdout]    |                        help: a similar name exists in the module: `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `replace_one` is not a member of trait `std::iter::Step`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/int.rs:3667:5
[INFO] [stdout]      |
[INFO] [stdout] 3667 | /     fn replace_one(&mut self) -> Self {
[INFO] [stdout] 3668 | |         mem::replace(self, Self::one())
[INFO] [stdout] 3669 | |     }
[INFO] [stdout]      | |_____^ not a member of trait `std::iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `replace_zero` is not a member of trait `std::iter::Step`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/int.rs:3671:5
[INFO] [stdout]      |
[INFO] [stdout] 3671 | /     fn replace_zero(&mut self) -> Self {
[INFO] [stdout] 3672 | |         mem::replace(self, Self::zero())
[INFO] [stdout] 3673 | |     }
[INFO] [stdout]      | |_____^ not a member of trait `std::iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `add_one` is not a member of trait `std::iter::Step`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/int.rs:3675:5
[INFO] [stdout]      |
[INFO] [stdout] 3675 | /     fn add_one(&self) -> Self {
[INFO] [stdout] 3676 | |         self + 1
[INFO] [stdout] 3677 | |     }
[INFO] [stdout]      | |_____^ not a member of trait `std::iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `sub_one` is not a member of trait `std::iter::Step`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/int.rs:3679:5
[INFO] [stdout]      |
[INFO] [stdout] 3679 | /     fn sub_one(&self) -> Self {
[INFO] [stdout] 3680 | |         self - 1
[INFO] [stdout] 3681 | |     }
[INFO] [stdout]      | |_____^ not a member of trait `std::iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `add_usize` is not a member of trait `std::iter::Step`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/int.rs:3683:5
[INFO] [stdout]      |
[INFO] [stdout] 3683 | /     fn add_usize(&self, n: usize) -> Option<Self> {
[INFO] [stdout] 3684 | |         Some(self + Int::from(n))
[INFO] [stdout] 3685 | |     }
[INFO] [stdout]      | |_____^ not a member of trait `std::iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0200]: the trait `Step` requires an `unsafe impl` declaration
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.2/src/int.rs:3655:1
[INFO] [stdout]      |
[INFO] [stdout] 3655 | / impl std::iter::Step for Int {
[INFO] [stdout] 3656 | |     fn steps_between(start: &Int, end: &Int) -> Option<usize> {
[INFO] [stdout] 3657 | |         let diff = (start - end).abs();
[INFO] [stdout] 3658 | |
[INFO] [stdout] ...    |
[INFO] [stdout] 3685 | |     }
[INFO] [stdout] 3686 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0200, E0407, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0200`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ramp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "656a7deda9b9ef88032b3ae53342328b528fec65596695c154843cfad466ed79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "656a7deda9b9ef88032b3ae53342328b528fec65596695c154843cfad466ed79", kill_on_drop: false }`
[INFO] [stdout] 656a7deda9b9ef88032b3ae53342328b528fec65596695c154843cfad466ed79
