[INFO] cloning repository https://github.com/hank-der-hafenarbeiter/compsim-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hank-der-hafenarbeiter/compsim-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhank-der-hafenarbeiter%2Fcompsim-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhank-der-hafenarbeiter%2Fcompsim-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44c138edd8cb7fe74bad4161f2d14643f480fd13
[INFO] checking hank-der-hafenarbeiter/compsim-rs against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhank-der-hafenarbeiter%2Fcompsim-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hank-der-hafenarbeiter/compsim-rs 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 git repo https://github.com/hank-der-hafenarbeiter/compsim-rs
[INFO] finished tweaking git repo https://github.com/hank-der-hafenarbeiter/compsim-rs
[INFO] tweaked toml for git repo https://github.com/hank-der-hafenarbeiter/compsim-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hank-der-hafenarbeiter/compsim-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bd2fe50e98909d55bc033e4a35174c5eaa151a636ed0d602e1306fa83d382141
[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" "bd2fe50e98909d55bc033e4a35174c5eaa151a636ed0d602e1306fa83d382141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd2fe50e98909d55bc033e4a35174c5eaa151a636ed0d602e1306fa83d382141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2fe50e98909d55bc033e4a35174c5eaa151a636ed0d602e1306fa83d382141", kill_on_drop: false }`
[INFO] [stdout] bd2fe50e98909d55bc033e4a35174c5eaa151a636ed0d602e1306fa83d382141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9e5dec38b92607b7f6da788e950a265504f70778080646754c205e1eefc5afc1
[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" "9e5dec38b92607b7f6da788e950a265504f70778080646754c205e1eefc5afc1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking compsim-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Sub`
[INFO] [stdout]  --> src/utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Sub;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reg`
[INFO] [stdout]   --> src/parser.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | use utils::{Instruction, Reg};
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `enum_primitive::FromPrimitive`
[INFO] [stdout]  --> src/test/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use enum_primitive::FromPrimitive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::*`
[INFO] [stdout]  --> src/test/parser_test.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use parser::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::*`
[INFO] [stdout]   --> src/test/parser_test.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     use parser::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/test/parser_test.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     use std::io::Read;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::rand::Rng`
[INFO] [stdout]   --> src/test/parser_test.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     use self::rand::Rng;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Sub`
[INFO] [stdout]  --> src/utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Sub;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reg`
[INFO] [stdout]   --> src/parser.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | use utils::{Instruction, Reg};
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `enum_primitive::FromPrimitive`
[INFO] [stdout]  --> src/test/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use enum_primitive::FromPrimitive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `description` found for reference `&String` in the current scope
[INFO] [stdout]   --> src/parser.rs:77:60
[INFO] [stdout]    |
[INFO] [stdout] 77 |             ParseError::UnkownInstruction(ref err)  => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:78:60
[INFO] [stdout]    |
[INFO] [stdout] 78 |             ParseError::UnkownReg(ref err)          => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:79:60
[INFO] [stdout]    |
[INFO] [stdout] 79 |             ParseError::InvalidMemAddress(ref err)  => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `String: std::error::Error` is not satisfied
[INFO] [stdout]   --> src/parser.rs:85:61
[INFO] [stdout]    |
[INFO] [stdout] 85 |             ParseError::UnkownInstruction(ref err)  => Some(err),
[INFO] [stdout]    |                                                             ^^^ the trait `std::error::Error` is not implemented for `String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for the cast to the object type `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `description` found for reference `&String` in the current scope
[INFO] [stdout]   --> src/parser.rs:77:60
[INFO] [stdout]    |
[INFO] [stdout] 77 |             ParseError::UnkownInstruction(ref err)  => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:78:60
[INFO] [stdout]    |
[INFO] [stdout] 78 |             ParseError::UnkownReg(ref err)          => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:79:60
[INFO] [stdout]    |
[INFO] [stdout] 79 |             ParseError::InvalidMemAddress(ref err)  => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `String: std::error::Error` is not satisfied
[INFO] [stdout]   --> src/parser.rs:85:61
[INFO] [stdout]    |
[INFO] [stdout] 85 |             ParseError::UnkownInstruction(ref err)  => Some(err),
[INFO] [stdout]    |                                                             ^^^ the trait `std::error::Error` is not implemented for `String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for the cast to the object type `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compsim-rs`.
[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" "9e5dec38b92607b7f6da788e950a265504f70778080646754c205e1eefc5afc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5dec38b92607b7f6da788e950a265504f70778080646754c205e1eefc5afc1", kill_on_drop: false }`
[INFO] [stdout] 9e5dec38b92607b7f6da788e950a265504f70778080646754c205e1eefc5afc1
