[INFO] fetching crate pseudocode 0.1.8...
[INFO] testing pseudocode-0.1.8 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate pseudocode 0.1.8 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pseudocode 0.1.8 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pseudocode 0.1.8
[INFO] finished tweaking crates.io crate pseudocode 0.1.8
[INFO] tweaked toml for crates.io crate pseudocode 0.1.8 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate pseudocode 0.1.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e64bef5e3e03ea773137988cd58310bf58a79685e49f88d79dc0fb0043c9fb5
[INFO] running `Command { std: "docker" "start" "-a" "3e64bef5e3e03ea773137988cd58310bf58a79685e49f88d79dc0fb0043c9fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e64bef5e3e03ea773137988cd58310bf58a79685e49f88d79dc0fb0043c9fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e64bef5e3e03ea773137988cd58310bf58a79685e49f88d79dc0fb0043c9fb5", kill_on_drop: false }`
[INFO] [stdout] 3e64bef5e3e03ea773137988cd58310bf58a79685e49f88d79dc0fb0043c9fb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d74b06072bbd9d5dd2ced07d236c37211e6296b4995456239a2b9b4fc2f40d0
[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" "9d74b06072bbd9d5dd2ced07d236c37211e6296b4995456239a2b9b4fc2f40d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling pseudocode v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]    --> src/lib.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn dump(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.81s
[INFO] running `Command { std: "docker" "inspect" "9d74b06072bbd9d5dd2ced07d236c37211e6296b4995456239a2b9b4fc2f40d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d74b06072bbd9d5dd2ced07d236c37211e6296b4995456239a2b9b4fc2f40d0", kill_on_drop: false }`
[INFO] [stdout] 9d74b06072bbd9d5dd2ced07d236c37211e6296b4995456239a2b9b4fc2f40d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a40e91a847962c62a889856b18c4ae5389371498573d7c57796e870f0d8e9b12
[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" "a40e91a847962c62a889856b18c4ae5389371498573d7c57796e870f0d8e9b12", kill_on_drop: false }`
[INFO] [stderr]    Compiling pseudocode v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]    --> src/lib.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn dump(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]    --> src/lib.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn dump(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:958:9
[INFO] [stdout]     |
[INFO] [stdout] 958 | /         parses_to! {
[INFO] [stdout] 959 | |             parser: PseudocodeParser,
[INFO] [stdout] 960 | |             input: "my_variable",
[INFO] [stdout] 961 | |             rule: Rule::identifier,
[INFO] [stdout] 962 | |             tokens: [identifier(0, 11)]
[INFO] [stdout] 963 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:958:9
[INFO] [stdout]     |
[INFO] [stdout] 958 | /         parses_to! {
[INFO] [stdout] 959 | |             parser: PseudocodeParser,
[INFO] [stdout] 960 | |             input: "my_variable",
[INFO] [stdout] 961 | |             rule: Rule::identifier,
[INFO] [stdout] 962 | |             tokens: [identifier(0, 11)]
[INFO] [stdout] 963 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:965:9
[INFO] [stdout]     |
[INFO] [stdout] 965 | /         parses_to! {
[INFO] [stdout] 966 | |             parser: PseudocodeParser,
[INFO] [stdout] 967 | |             input: "\"hello world\"",
[INFO] [stdout] 968 | |             rule: Rule::string,
[INFO] [stdout] 969 | |             tokens: [string(0, 13, [inner(1, 12)])]
[INFO] [stdout] 970 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:965:9
[INFO] [stdout]     |
[INFO] [stdout] 965 | /         parses_to! {
[INFO] [stdout] 966 | |             parser: PseudocodeParser,
[INFO] [stdout] 967 | |             input: "\"hello world\"",
[INFO] [stdout] 968 | |             rule: Rule::string,
[INFO] [stdout] 969 | |             tokens: [string(0, 13, [inner(1, 12)])]
[INFO] [stdout] 970 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "a40e91a847962c62a889856b18c4ae5389371498573d7c57796e870f0d8e9b12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40e91a847962c62a889856b18c4ae5389371498573d7c57796e870f0d8e9b12", kill_on_drop: false }`
[INFO] [stdout] a40e91a847962c62a889856b18c4ae5389371498573d7c57796e870f0d8e9b12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df48d6a18deef9d51387357c585437336a5ab13542d7aebf853f861eab287e7d
[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" "df48d6a18deef9d51387357c585437336a5ab13542d7aebf853f861eab287e7d", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]    --> src/lib.rs:317:8
[INFO] [stderr]     |
[INFO] [stderr] 317 |     fn dump(&self) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]    --> src/lib.rs:317:8
[INFO] [stderr]     |
[INFO] [stderr] 317 |     fn dump(&self) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:958:9
[INFO] [stderr]     |
[INFO] [stderr] 958 | /         parses_to! {
[INFO] [stderr] 959 | |             parser: PseudocodeParser,
[INFO] [stderr] 960 | |             input: "my_variable",
[INFO] [stderr] 961 | |             rule: Rule::identifier,
[INFO] [stderr] 962 | |             tokens: [identifier(0, 11)]
[INFO] [stderr] 963 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:958:9
[INFO] [stderr]     |
[INFO] [stderr] 958 | /         parses_to! {
[INFO] [stderr] 959 | |             parser: PseudocodeParser,
[INFO] [stderr] 960 | |             input: "my_variable",
[INFO] [stderr] 961 | |             rule: Rule::identifier,
[INFO] [stderr] 962 | |             tokens: [identifier(0, 11)]
[INFO] [stderr] 963 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:965:9
[INFO] [stderr]     |
[INFO] [stderr] 965 | /         parses_to! {
[INFO] [stderr] 966 | |             parser: PseudocodeParser,
[INFO] [stderr] 967 | |             input: "\"hello world\"",
[INFO] [stderr] 968 | |             rule: Rule::string,
[INFO] [stderr] 969 | |             tokens: [string(0, 13, [inner(1, 12)])]
[INFO] [stderr] 970 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:965:9
[INFO] [stderr]     |
[INFO] [stderr] 965 | /         parses_to! {
[INFO] [stderr] 966 | |             parser: PseudocodeParser,
[INFO] [stderr] 967 | |             input: "\"hello world\"",
[INFO] [stderr] 968 | |             rule: Rule::string,
[INFO] [stderr] 969 | |             tokens: [string(0, 13, [inner(1, 12)])]
[INFO] [stderr] 970 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pseudocode-55e0ccb23886f963)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_parses_to ... ok
[INFO] [stdout] test tests::test_parse_binary_expr ... ok
[INFO] [stdout] test tests::test_parse_assignment_expr ... ok
[INFO] [stdout] test tests::test_parse ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pseudocode-c091c7864d725b65)
[INFO] [stdout] test tests::test_file_output ... ok
[INFO] [stderr]    Doc-tests pseudocode
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df48d6a18deef9d51387357c585437336a5ab13542d7aebf853f861eab287e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df48d6a18deef9d51387357c585437336a5ab13542d7aebf853f861eab287e7d", kill_on_drop: false }`
[INFO] [stdout] df48d6a18deef9d51387357c585437336a5ab13542d7aebf853f861eab287e7d