[INFO] cloning repository https://github.com/jht5945/miniLock.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jht5945/miniLock.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjht5945%2FminiLock.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjht5945%2FminiLock.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 087f35e06ddd63e70677e282d4f2cfe8245af62b
[INFO] testing jht5945/miniLock.rs against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjht5945%2FminiLock.rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jht5945/miniLock.rs on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jht5945/miniLock.rs
[INFO] finished tweaking git repo https://github.com/jht5945/miniLock.rs
[INFO] tweaked toml for git repo https://github.com/jht5945/miniLock.rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jht5945/miniLock.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e3d08578c2510c6397b650d9e66b88bb3de3f6ae3ebd1496537180fa006df7c
[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" "5e3d08578c2510c6397b650d9e66b88bb3de3f6ae3ebd1496537180fa006df7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e3d08578c2510c6397b650d9e66b88bb3de3f6ae3ebd1496537180fa006df7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3d08578c2510c6397b650d9e66b88bb3de3f6ae3ebd1496537180fa006df7c", kill_on_drop: false }`
[INFO] [stdout] 5e3d08578c2510c6397b650d9e66b88bb3de3f6ae3ebd1496537180fa006df7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b080cc3728e2b2fae877aa00139e1a73c6e9944e75a73ef5c529d1322e64bbbc
[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" "b080cc3728e2b2fae877aa00139e1a73c6e9944e75a73ef5c529d1322e64bbbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rust_util v0.1.0 (https://github.com/jht5945/rust_util#c969e39e)
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling mini_lock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `encode`
[INFO] [stdout]  --> src/encode.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn encode(src: Vec<u8>) -> XResult<String> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode`
[INFO] [stdout]   --> src/encode.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn decode(src: String) -> XResult<Vec<u8>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `encode`
[INFO] [stdout]   --> src/encode.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn encode(src: Vec<u8>) -> XResult<String> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode`
[INFO] [stdout]   --> src/encode.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn decode(src: String) -> XResult<Vec<u8>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MiniLock`
[INFO] [stdout]   --> src/mini_lock.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MiniLock {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MiniLockHeaderDecryptInfoFileInfo`
[INFO] [stdout]   --> src/mini_lock.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct MiniLockHeaderDecryptInfoFileInfo {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MiniLockHeaderDecryptInfo`
[INFO] [stdout]   --> src/mini_lock.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct MiniLockHeaderDecryptInfo {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MiniLockHeader`
[INFO] [stdout]   --> src/mini_lock.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct MiniLockHeader {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.12s
[INFO] running `Command { std: "docker" "inspect" "b080cc3728e2b2fae877aa00139e1a73c6e9944e75a73ef5c529d1322e64bbbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b080cc3728e2b2fae877aa00139e1a73c6e9944e75a73ef5c529d1322e64bbbc", kill_on_drop: false }`
[INFO] [stdout] b080cc3728e2b2fae877aa00139e1a73c6e9944e75a73ef5c529d1322e64bbbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f8a1bed6b4466377a438e29997e4a3b6a9a3ab57fa7f5442085a7c4f8629023
[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" "6f8a1bed6b4466377a438e29997e4a3b6a9a3ab57fa7f5442085a7c4f8629023", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini_lock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `MiniLock`
[INFO] [stdout]   --> src/mini_lock.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MiniLock {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MiniLockHeaderDecryptInfoFileInfo`
[INFO] [stdout]   --> src/mini_lock.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct MiniLockHeaderDecryptInfoFileInfo {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MiniLockHeaderDecryptInfo`
[INFO] [stdout]   --> src/mini_lock.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct MiniLockHeaderDecryptInfo {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MiniLockHeader`
[INFO] [stdout]   --> src/mini_lock.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct MiniLockHeader {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "6f8a1bed6b4466377a438e29997e4a3b6a9a3ab57fa7f5442085a7c4f8629023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8a1bed6b4466377a438e29997e4a3b6a9a3ab57fa7f5442085a7c4f8629023", kill_on_drop: false }`
[INFO] [stdout] 6f8a1bed6b4466377a438e29997e4a3b6a9a3ab57fa7f5442085a7c4f8629023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] f790bb5468d590a87fb60ebfa4440d15a434aa64883c5054ef3f2145b15f4a5d
[INFO] running `Command { std: "docker" "start" "-a" "f790bb5468d590a87fb60ebfa4440d15a434aa64883c5054ef3f2145b15f4a5d", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `MiniLock`
[INFO] [stderr]   --> src/mini_lock.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct MiniLock {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MiniLockHeaderDecryptInfoFileInfo`
[INFO] [stderr]   --> src/mini_lock.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct MiniLockHeaderDecryptInfoFileInfo {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MiniLockHeaderDecryptInfo`
[INFO] [stderr]   --> src/mini_lock.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct MiniLockHeaderDecryptInfo {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MiniLockHeader`
[INFO] [stderr]   --> src/mini_lock.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct MiniLockHeader {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mini_lock-b1866eace15bdcec)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test encode::tests::test_base64 ... ok
[INFO] [stdout] test encode::tests::test_base58 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f790bb5468d590a87fb60ebfa4440d15a434aa64883c5054ef3f2145b15f4a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f790bb5468d590a87fb60ebfa4440d15a434aa64883c5054ef3f2145b15f4a5d", kill_on_drop: false }`
[INFO] [stdout] f790bb5468d590a87fb60ebfa4440d15a434aa64883c5054ef3f2145b15f4a5d