[INFO] updating cached repository https://github.com/mt2d2/norn_rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49642ce75515e6fd1dc5d3b05f71f0a334bcc419
[INFO] checking mt2d2/norn_rust against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmt2d2%2Fnorn_rust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mt2d2/norn_rust on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mt2d2/norn_rust
[INFO] finished tweaking git repo https://github.com/mt2d2/norn_rust
[INFO] tweaked toml for git repo https://github.com/mt2d2/norn_rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mt2d2/norn_rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a88d0a9862c8717b020c5b0c57e20e6e284e54ca953212c0687caa698e3159bc
[INFO] running `"docker" "start" "-a" "a88d0a9862c8717b020c5b0c57e20e6e284e54ca953212c0687caa698e3159bc"`
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking norn_rust v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:52:31
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let line_unwrap = try!(line);
[INFO] [stderr]    |                               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:56:33
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 let opcode_it = try!(it.next().ok_or(ParseError::BadSplit));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:57:26
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 let op = try!(Opcode::parse(opcode_it).ok_or(ParseError::BadOpcode));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:58:30
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 let arg_it = try!(it.next().ok_or(ParseError::BadSplit));
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:59:27
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 let arg = try!(arg_it.parse::<vm::Value>());
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `decode` found for type `docopt::Docopt` in the current scope
[INFO] [stderr]   --> src/main.rs:28:47
[INFO] [stderr]    |
[INFO] [stderr] 28 | ...                   .and_then(|d| d.decode())
[INFO] [stderr]    |                                       ^^^^^^ method not found in `docopt::Docopt`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `norn_rust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:52:31
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let line_unwrap = try!(line);
[INFO] [stderr]    |                               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:56:33
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 let opcode_it = try!(it.next().ok_or(ParseError::BadSplit));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:57:26
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 let op = try!(Opcode::parse(opcode_it).ok_or(ParseError::BadOpcode));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:58:30
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 let arg_it = try!(it.next().ok_or(ParseError::BadSplit));
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/vm/ir/programs.rs:59:27
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 let arg = try!(arg_it.parse::<vm::Value>());
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `decode` found for type `docopt::Docopt` in the current scope
[INFO] [stderr]   --> src/main.rs:28:47
[INFO] [stderr]    |
[INFO] [stderr] 28 | ...                   .and_then(|d| d.decode())
[INFO] [stderr]    |                                       ^^^^^^ method not found in `docopt::Docopt`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `norn_rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a88d0a9862c8717b020c5b0c57e20e6e284e54ca953212c0687caa698e3159bc"`
[INFO] running `"docker" "rm" "-f" "a88d0a9862c8717b020c5b0c57e20e6e284e54ca953212c0687caa698e3159bc"`
[INFO] [stdout] a88d0a9862c8717b020c5b0c57e20e6e284e54ca953212c0687caa698e3159bc