[INFO] fetching crate hessian_rs 0.0.1...
[INFO] testing hessian_rs-0.0.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate hessian_rs 0.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hessian_rs 0.0.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hessian_rs 0.0.1
[INFO] finished tweaking crates.io crate hessian_rs 0.0.1
[INFO] tweaked toml for crates.io crate hessian_rs 0.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.44.0" "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] 32ce51f8eeacfbb468bb35939f7e1c44d5f3ce866855a3c0872a608929f2164e
[INFO] running `"docker" "start" "-a" "32ce51f8eeacfbb468bb35939f7e1c44d5f3ce866855a3c0872a608929f2164e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling hessian_rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/de.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]  --> src/de.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::result;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/ser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::slice::Chunks`
[INFO] [stderr]  --> src/ser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::slice::Chunks;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buffer`
[INFO] [stderr]   --> src/de.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     buffer: BufReader<R>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stderr]   --> src/de.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pos: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `references`
[INFO] [stderr]   --> src/de.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     references: BTreeMap<MemoId, Value>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error`
[INFO] [stderr]   --> src/de.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn error<T>(&self, err: ErrorCode)-> Result<T>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/de.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn read_byte(&mut self) -> Result<u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bytes`
[INFO] [stderr]   --> src/de.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn read_bytes(&mut self, n: usize) -> Result<Vec<u8>>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_value`
[INFO] [stderr]   --> src/de.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn read_value(&mut self) -> Result<Value> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]   --> src/ser.rs:66:18
[INFO] [stderr]    |
[INFO] [stderr] 66 |             vec![(v >> 8 + 0xc8) as u8, (v & 0xff) as u8]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^ attempt to shift right with overflow
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]   --> src/ser.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |             vec![(v >> 16 + 0xd4) as u8, (v >> 8 & 0xff) as u8, (v & 0xff) as u8]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^ attempt to shift right with overflow
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `"docker" "inspect" "32ce51f8eeacfbb468bb35939f7e1c44d5f3ce866855a3c0872a608929f2164e"`
[INFO] running `"docker" "rm" "-f" "32ce51f8eeacfbb468bb35939f7e1c44d5f3ce866855a3c0872a608929f2164e"`
[INFO] [stdout] 32ce51f8eeacfbb468bb35939f7e1c44d5f3ce866855a3c0872a608929f2164e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64a6ab0820d4afbd29998f034fb53a321e898f7a088f7c0ee7192a0afa398369
[INFO] running `"docker" "start" "-a" "64a6ab0820d4afbd29998f034fb53a321e898f7a088f7c0ee7192a0afa398369"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hessian_rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/de.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]  --> src/de.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::result;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/ser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::slice::Chunks`
[INFO] [stderr]  --> src/ser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::slice::Chunks;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buffer`
[INFO] [stderr]   --> src/de.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     buffer: BufReader<R>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stderr]   --> src/de.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pos: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `references`
[INFO] [stderr]   --> src/de.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     references: BTreeMap<MemoId, Value>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error`
[INFO] [stderr]   --> src/de.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn error<T>(&self, err: ErrorCode)-> Result<T>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/de.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn read_byte(&mut self) -> Result<u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bytes`
[INFO] [stderr]   --> src/de.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn read_bytes(&mut self, n: usize) -> Result<Vec<u8>>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_value`
[INFO] [stderr]   --> src/de.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn read_value(&mut self) -> Result<Value> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]   --> src/ser.rs:66:18
[INFO] [stderr]    |
[INFO] [stderr] 66 |             vec![(v >> 8 + 0xc8) as u8, (v & 0xff) as u8]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^ attempt to shift right with overflow
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]   --> src/ser.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |             vec![(v >> 16 + 0xd4) as u8, (v >> 8 & 0xff) as u8, (v & 0xff) as u8]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^ attempt to shift right with overflow
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/de.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]  --> src/de.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::result;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/ser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::slice::Chunks`
[INFO] [stderr]  --> src/ser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::slice::Chunks;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buffer`
[INFO] [stderr]   --> src/de.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     buffer: BufReader<R>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stderr]   --> src/de.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pos: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `references`
[INFO] [stderr]   --> src/de.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     references: BTreeMap<MemoId, Value>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error`
[INFO] [stderr]   --> src/de.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn error<T>(&self, err: ErrorCode)-> Result<T>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/de.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn read_byte(&mut self) -> Result<u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bytes`
[INFO] [stderr]   --> src/de.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn read_bytes(&mut self, n: usize) -> Result<Vec<u8>>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_value`
[INFO] [stderr]   --> src/de.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn read_value(&mut self) -> Result<Value> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "64a6ab0820d4afbd29998f034fb53a321e898f7a088f7c0ee7192a0afa398369"`
[INFO] running `"docker" "rm" "-f" "64a6ab0820d4afbd29998f034fb53a321e898f7a088f7c0ee7192a0afa398369"`
[INFO] [stdout] 64a6ab0820d4afbd29998f034fb53a321e898f7a088f7c0ee7192a0afa398369
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.44.0" "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] 277332c37e97de0daa663863197c6f69bfd96d05d47810e6fe0d7eaed7b58470
[INFO] running `"docker" "start" "-a" "277332c37e97de0daa663863197c6f69bfd96d05d47810e6fe0d7eaed7b58470"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/de.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]  --> src/de.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::result;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/ser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::slice::Chunks`
[INFO] [stderr]  --> src/ser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::slice::Chunks;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buffer`
[INFO] [stderr]   --> src/de.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     buffer: BufReader<R>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stderr]   --> src/de.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pos: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `references`
[INFO] [stderr]   --> src/de.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     references: BTreeMap<MemoId, Value>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error`
[INFO] [stderr]   --> src/de.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn error<T>(&self, err: ErrorCode)-> Result<T>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/de.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn read_byte(&mut self) -> Result<u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bytes`
[INFO] [stderr]   --> src/de.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn read_bytes(&mut self, n: usize) -> Result<Vec<u8>>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_value`
[INFO] [stderr]   --> src/de.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn read_value(&mut self) -> Result<Value> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]   --> src/ser.rs:66:18
[INFO] [stderr]    |
[INFO] [stderr] 66 |             vec![(v >> 8 + 0xc8) as u8, (v & 0xff) as u8]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^ attempt to shift right with overflow
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]   --> src/ser.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |             vec![(v >> 16 + 0xd4) as u8, (v >> 8 & 0xff) as u8, (v & 0xff) as u8]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^ attempt to shift right with overflow
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/de.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]  --> src/de.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::result;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/ser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::slice::Chunks`
[INFO] [stderr]  --> src/ser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::slice::Chunks;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buffer`
[INFO] [stderr]   --> src/de.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     buffer: BufReader<R>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stderr]   --> src/de.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pos: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `references`
[INFO] [stderr]   --> src/de.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     references: BTreeMap<MemoId, Value>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error`
[INFO] [stderr]   --> src/de.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn error<T>(&self, err: ErrorCode)-> Result<T>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/de.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn read_byte(&mut self) -> Result<u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_bytes`
[INFO] [stderr]   --> src/de.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn read_bytes(&mut self, n: usize) -> Result<Vec<u8>>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_value`
[INFO] [stderr]   --> src/de.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn read_value(&mut self) -> Result<Value> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hessian_rs-7683f861d886b6e3
[INFO] [stderr]    Doc-tests hessian_rs
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test de::tests::test_short_binary ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] running `"docker" "inspect" "277332c37e97de0daa663863197c6f69bfd96d05d47810e6fe0d7eaed7b58470"`
[INFO] running `"docker" "rm" "-f" "277332c37e97de0daa663863197c6f69bfd96d05d47810e6fe0d7eaed7b58470"`
[INFO] [stdout] 277332c37e97de0daa663863197c6f69bfd96d05d47810e6fe0d7eaed7b58470