[INFO] cloning repository https://github.com/Lapz/undisclosed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lapz/undisclosed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLapz%2Fundisclosed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLapz%2Fundisclosed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc2efbcffb4d63245c74338ea9b314881df18d92
[INFO] checking Lapz/undisclosed against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLapz%2Fundisclosed" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lapz/undisclosed on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Lapz/undisclosed
[INFO] finished tweaking git repo https://github.com/Lapz/undisclosed
[INFO] tweaked toml for git repo https://github.com/Lapz/undisclosed written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Lapz/undisclosed already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.1.6
[INFO] [stderr]   Downloaded walkdir v2.1.3
[INFO] [stderr]   Downloaded structopt v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f904fb6250053898cc987b5a81cbb7449d316e8a01dc06304f7574b66e3a3a84
[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" "f904fb6250053898cc987b5a81cbb7449d316e8a01dc06304f7574b66e3a3a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f904fb6250053898cc987b5a81cbb7449d316e8a01dc06304f7574b66e3a3a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f904fb6250053898cc987b5a81cbb7449d316e8a01dc06304f7574b66e3a3a84", kill_on_drop: false }`
[INFO] [stdout] f904fb6250053898cc987b5a81cbb7449d316e8a01dc06304f7574b66e3a3a84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f7c94bf0f0048685977702224bb4389332085a81609a891f92ab2e1065cd17a
[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" "9f7c94bf0f0048685977702224bb4389332085a81609a891f92ab2e1065cd17a", kill_on_drop: false }`
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking underscore_vm v0.1.0 (/opt/rustwide/workdir/underscore_vm)
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking rand v0.5.0-pre.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking walkdir v2.1.3
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> underscore_vm/src/chunk.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |         match OpCode::try_from(instruction) {
[INFO] [stdout]    |                       ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]    |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `op::TryFrom` for the type `OpCode`
[INFO] [stdout]   --> underscore_vm/src/op.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn try_from(original: u8) -> Result<Self, Self::Error> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `std::convert::TryFrom` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]    |
[INFO] [stdout] 81 |         match op::TryFrom::try_from(instruction) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]    |
[INFO] [stdout] 81 |         match std::convert::TryFrom::try_from(instruction) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> underscore_vm/src/chunk.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |         match OpCode::try_from(instruction) {
[INFO] [stdout]    |                       ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]    |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `op::TryFrom` for the type `OpCode`
[INFO] [stdout]   --> underscore_vm/src/op.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn try_from(original: u8) -> Result<Self, Self::Error> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `std::convert::TryFrom` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]    |
[INFO] [stdout] 81 |         match op::TryFrom::try_from(instruction) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]    |
[INFO] [stdout] 81 |         match std::convert::TryFrom::try_from(instruction) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> underscore_vm/src/vm.rs:116:27
[INFO] [stdout]     |
[INFO] [stdout] 116 |             match OpCode::try_from(self.code[self.ip]) {
[INFO] [stdout]     |                           ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `op::TryFrom` for the type `OpCode`
[INFO] [stdout]    --> underscore_vm/src/op.rs:46:5
[INFO] [stdout]     |
[INFO] [stdout] 46  |     fn try_from(original: u8) -> Result<Self, Self::Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::convert::TryFrom` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 116 |             match op::TryFrom::try_from(self.code[self.ip]) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 116 |             match std::convert::TryFrom::try_from(self.code[self.ip]) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> underscore_vm/src/vm.rs:116:27
[INFO] [stdout]     |
[INFO] [stdout] 116 |             match OpCode::try_from(self.code[self.ip]) {
[INFO] [stdout]     |                           ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `op::TryFrom` for the type `OpCode`
[INFO] [stdout]    --> underscore_vm/src/op.rs:46:5
[INFO] [stdout]     |
[INFO] [stdout] 46  |     fn try_from(original: u8) -> Result<Self, Self::Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `std::convert::TryFrom` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 116 |             match op::TryFrom::try_from(self.code[self.ip]) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 116 |             match std::convert::TryFrom::try_from(self.code[self.ip]) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryFrom`
[INFO] [stdout]  --> underscore_vm/src/chunk.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use op::{OpCode, TryFrom};
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryFrom`
[INFO] [stdout]  --> underscore_vm/src/vm.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use op::{OpCode, TryFrom};
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryFrom`
[INFO] [stdout]  --> underscore_vm/src/chunk.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use op::{OpCode, TryFrom};
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryFrom`
[INFO] [stdout]  --> underscore_vm/src/vm.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use op::{OpCode, TryFrom};
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `underscore_vm`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9f7c94bf0f0048685977702224bb4389332085a81609a891f92ab2e1065cd17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7c94bf0f0048685977702224bb4389332085a81609a891f92ab2e1065cd17a", kill_on_drop: false }`
[INFO] [stdout] 9f7c94bf0f0048685977702224bb4389332085a81609a891f92ab2e1065cd17a