[INFO] cloning repository https://github.com/Alexendoo/paper-backup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexendoo/paper-backup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexendoo%2Fpaper-backup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexendoo%2Fpaper-backup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66a78f589b3145f2bbaea254bd8a81110d7f108a
[INFO] testing Alexendoo/paper-backup against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexendoo%2Fpaper-backup" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alexendoo/paper-backup on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alexendoo/paper-backup
[INFO] finished tweaking git repo https://github.com/Alexendoo/paper-backup
[INFO] tweaked toml for git repo https://github.com/Alexendoo/paper-backup written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexendoo/paper-backup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c112748951407d0ac7f8f7e622af0f27b9765326bda121ee542b6fb6afcf4fdb
[INFO] running `Command { std: "docker" "start" "-a" "c112748951407d0ac7f8f7e622af0f27b9765326bda121ee542b6fb6afcf4fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c112748951407d0ac7f8f7e622af0f27b9765326bda121ee542b6fb6afcf4fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c112748951407d0ac7f8f7e622af0f27b9765326bda121ee542b6fb6afcf4fdb", kill_on_drop: false }`
[INFO] [stdout] c112748951407d0ac7f8f7e622af0f27b9765326bda121ee542b6fb6afcf4fdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c36e3fcd0e3b44a29a32cbd6a1398ad0baa5af498624a19d633abd17465a2875
[INFO] running `Command { std: "docker" "start" "-a" "c36e3fcd0e3b44a29a32cbd6a1398ad0baa5af498624a19d633abd17465a2875", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling paper-backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `pad`
[INFO] [stdout]  --> src/padding.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn pad(buf: &mut Vec<u8>, block_size: usize) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unpad`
[INFO] [stdout]  --> src/padding.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn unpad(buf: &mut Vec<u8>) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.46s
[INFO] running `Command { std: "docker" "inspect" "c36e3fcd0e3b44a29a32cbd6a1398ad0baa5af498624a19d633abd17465a2875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36e3fcd0e3b44a29a32cbd6a1398ad0baa5af498624a19d633abd17465a2875", kill_on_drop: false }`
[INFO] [stdout] c36e3fcd0e3b44a29a32cbd6a1398ad0baa5af498624a19d633abd17465a2875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ccd7fe757eb31f475908c518fb302cbc7e1c7ea5ecccd9d84a0db5f39d0cdd4
[INFO] running `Command { std: "docker" "start" "-a" "5ccd7fe757eb31f475908c518fb302cbc7e1c7ea5ecccd9d84a0db5f39d0cdd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling paper-backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "5ccd7fe757eb31f475908c518fb302cbc7e1c7ea5ecccd9d84a0db5f39d0cdd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ccd7fe757eb31f475908c518fb302cbc7e1c7ea5ecccd9d84a0db5f39d0cdd4", kill_on_drop: false }`
[INFO] [stdout] 5ccd7fe757eb31f475908c518fb302cbc7e1c7ea5ecccd9d84a0db5f39d0cdd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c8af52261b0d40966d75c3666e576aaf2d4e2754e7afe29b3883d3cea99efa2
[INFO] running `Command { std: "docker" "start" "-a" "8c8af52261b0d40966d75c3666e576aaf2d4e2754e7afe29b3883d3cea99efa2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/paper_backup-4959598c8201ccac)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test padding::tests::pad_multiple_bytes ... ok
[INFO] [stdout] test padding::tests::pad_one_byte ... ok
[INFO] [stdout] test padding::tests::pad_overflow ... ok
[INFO] [stdout] test padding::tests::unpad_many ... ok
[INFO] [stdout] test padding::tests::unpad_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8c8af52261b0d40966d75c3666e576aaf2d4e2754e7afe29b3883d3cea99efa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8af52261b0d40966d75c3666e576aaf2d4e2754e7afe29b3883d3cea99efa2", kill_on_drop: false }`
[INFO] [stdout] 8c8af52261b0d40966d75c3666e576aaf2d4e2754e7afe29b3883d3cea99efa2