[INFO] fetching crate xor-utils 0.6.0...
[INFO] checking xor-utils-0.6.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate xor-utils 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xor-utils 0.6.0 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 crates.io crate xor-utils 0.6.0
[INFO] finished tweaking crates.io crate xor-utils 0.6.0
[INFO] tweaked toml for crates.io crate xor-utils 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7528ed477c96c41d0652c3de90f63fe800785353cf423dee926b844bbae92cb6
[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" "7528ed477c96c41d0652c3de90f63fe800785353cf423dee926b844bbae92cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7528ed477c96c41d0652c3de90f63fe800785353cf423dee926b844bbae92cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7528ed477c96c41d0652c3de90f63fe800785353cf423dee926b844bbae92cb6", kill_on_drop: false }`
[INFO] [stdout] 7528ed477c96c41d0652c3de90f63fe800785353cf423dee926b844bbae92cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3c6d39250cc7ebf1893fe039ffeb04e479ecb46c67d0259c5c67c03ddf5d3df0
[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" "3c6d39250cc7ebf1893fe039ffeb04e479ecb46c67d0259c5c67c03ddf5d3df0", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking xor-utils v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn xor(reader: &mut Read, key_bytes : &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |                     ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl Xor for Read {
[INFO] [stdout]    |              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::ascii::AsciiExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn xor(reader: &mut Read, key_bytes : &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |                     ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl Xor for Read {
[INFO] [stdout]    |              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:366:27
[INFO] [stdout]     |
[INFO] [stdout] 366 |         let reader : &mut Read = &mut Cursor::new(data);
[INFO] [stdout]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::ascii::AsciiExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::ascii::AsciiExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:368:33
[INFO] [stdout]     |
[INFO] [stdout] 368 |         let cipher = reader.xor(key);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 expected `&Vec<u8>`, found struct `Vec`
[INFO] [stdout]     |                                 help: consider borrowing here: `&key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&Vec<u8>`
[INFO] [stdout]                   found struct `Vec<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::ascii::AsciiExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xor-utils`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3c6d39250cc7ebf1893fe039ffeb04e479ecb46c67d0259c5c67c03ddf5d3df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6d39250cc7ebf1893fe039ffeb04e479ecb46c67d0259c5c67c03ddf5d3df0", kill_on_drop: false }`
[INFO] [stdout] 3c6d39250cc7ebf1893fe039ffeb04e479ecb46c67d0259c5c67c03ddf5d3df0
