[INFO] crate urpc 0.2.0 is already in cache [INFO] testing urpc-0.2.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate urpc 0.2.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate urpc 0.2.0 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate urpc 0.2.0 [INFO] finished tweaking crates.io crate urpc 0.2.0 [INFO] tweaked toml for crates.io crate urpc 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate urpc 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c0816ff36be37b9eede369058ebbdd54dad4a5ad5d8d7929e8eca0ab1c3c308d [INFO] running `"docker" "start" "-a" "c0816ff36be37b9eede369058ebbdd54dad4a5ad5d8d7929e8eca0ab1c3c308d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling heapless v0.5.1 [INFO] [stderr] Compiling postcard-cobs v0.1.5-pre [INFO] [stderr] Compiling hash32 v0.1.0 [INFO] [stderr] Compiling as-slice v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling postcard v0.4.2 [INFO] [stderr] Compiling urpc v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/client.rs:7:17 [INFO] [stderr] | [INFO] [stderr] 7 | use core::mem::{self, swap}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.39s [INFO] running `"docker" "inspect" "c0816ff36be37b9eede369058ebbdd54dad4a5ad5d8d7929e8eca0ab1c3c308d"` [INFO] running `"docker" "rm" "-f" "c0816ff36be37b9eede369058ebbdd54dad4a5ad5d8d7929e8eca0ab1c3c308d"` [INFO] [stdout] c0816ff36be37b9eede369058ebbdd54dad4a5ad5d8d7929e8eca0ab1c3c308d [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] 75c08755ba11bd07d8b306fa1377ff8538ad479804653dc07333540db01097c2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "75c08755ba11bd07d8b306fa1377ff8538ad479804653dc07333540db01097c2"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling hex v0.4.0 [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/client.rs:7:17 [INFO] [stderr] | [INFO] [stderr] 7 | use core::mem::{self, swap}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Compiling urpc v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: value assigned to `write_buf_len` is never read [INFO] [stderr] --> examples/requests.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | let mut write_buf_len = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `read_len` is never read [INFO] [stderr] --> examples/requests.rs:86:21 [INFO] [stderr] | [INFO] [stderr] 86 | read_len = consts::REQ_HEADER_LEN; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/requests.rs:99:37 [INFO] [stderr] | [INFO] [stderr] 99 | ... let mut opt_buf = recv_bytes.get_opt_buf(&mut write_buf); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `buf_len` should have an upper case name [INFO] [stderr] --> examples/requests.rs:29:11 [INFO] [stderr] | [INFO] [stderr] 29 | const buf_len: usize = 4096; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `BUF_LEN` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/client.rs:7:17 [INFO] [stderr] | [INFO] [stderr] 7 | use core::mem::{self, swap}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.89s [INFO] running `"docker" "inspect" "75c08755ba11bd07d8b306fa1377ff8538ad479804653dc07333540db01097c2"` [INFO] running `"docker" "rm" "-f" "75c08755ba11bd07d8b306fa1377ff8538ad479804653dc07333540db01097c2"` [INFO] [stdout] 75c08755ba11bd07d8b306fa1377ff8538ad479804653dc07333540db01097c2 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7c07c44c87cf4f2a2d7e760374a054d2bd91e4ffd584360778df68db56460d98 [INFO] running `"docker" "start" "-a" "7c07c44c87cf4f2a2d7e760374a054d2bd91e4ffd584360778df68db56460d98"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/client.rs:7:17 [INFO] [stderr] | [INFO] [stderr] 7 | use core::mem::{self, swap}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/client.rs:7:17 [INFO] [stderr] | [INFO] [stderr] 7 | use core::mem::{self, swap}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: value assigned to `write_buf_len` is never read [INFO] [stderr] --> examples/requests.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | let mut write_buf_len = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `read_len` is never read [INFO] [stderr] --> examples/requests.rs:86:21 [INFO] [stderr] | [INFO] [stderr] 86 | read_len = consts::REQ_HEADER_LEN; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/requests.rs:99:37 [INFO] [stderr] | [INFO] [stderr] 99 | ... let mut opt_buf = recv_bytes.get_opt_buf(&mut write_buf); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `buf_len` should have an upper case name [INFO] [stderr] --> examples/requests.rs:29:11 [INFO] [stderr] | [INFO] [stderr] 29 | const buf_len: usize = 4096; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `BUF_LEN` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/urpc-92d9fb19d65583f1 [INFO] [stderr] Doc-tests urpc [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/macros.rs - client_requests (line 32) ... ok [INFO] [stdout] test src/macros.rs - server_requests_variant (line 248) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "7c07c44c87cf4f2a2d7e760374a054d2bd91e4ffd584360778df68db56460d98"` [INFO] running `"docker" "rm" "-f" "7c07c44c87cf4f2a2d7e760374a054d2bd91e4ffd584360778df68db56460d98"` [INFO] [stdout] 7c07c44c87cf4f2a2d7e760374a054d2bd91e4ffd584360778df68db56460d98