[INFO] updating cached repository https://github.com/ThomasdenH/pdf.js-wasm
[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] dcd6d1a541828ed149534ca35a5dda2f62b4e766
[INFO] testing ThomasdenH/pdf.js-wasm against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasdenH%2Fpdf.js-wasm" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/ThomasdenH/pdf.js-wasm on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ThomasdenH/pdf.js-wasm
[INFO] finished tweaking git repo https://github.com/ThomasdenH/pdf.js-wasm
[INFO] tweaked toml for git repo https://github.com/ThomasdenH/pdf.js-wasm written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ThomasdenH/pdf.js-wasm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a34e6642893c96c03bf7af6878f6f7d9e9e8c0a4179847d7e5f26066fb909093
[INFO] running `"docker" "start" "-a" "a34e6642893c96c03bf7af6878f6f7d9e9e8c0a4179847d7e5f26066fb909093"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.38
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling pdfjs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Upper`
[INFO] [stderr]  --> src/core/core_utils.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Upper,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lower`
[INFO] [stderr]  --> src/core/core_utils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Lower,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_HUNDREDS`
[INFO] [stderr]  --> src/core/core_utils.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / const ROMAN_NUMBER_MAP_HUNDREDS: [&str; 10] =
[INFO] [stderr] 8 | |     ["", "C", "CC", "CCC", "CD", "D", "DC", "DCC", "DCCC", "CM"];
[INFO] [stderr]   | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_TENS`
[INFO] [stderr]   --> src/core/core_utils.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / const ROMAN_NUMBER_MAP_TENS: [&str; 10] =
[INFO] [stderr] 11 | |     ["", "X", "XX", "XXX", "XL", "L", "LX", "LXX", "LXXX", "XC"];
[INFO] [stderr]    | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_ONES`
[INFO] [stderr]   --> src/core/core_utils.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / const ROMAN_NUMBER_MAP_ONES: [&str; 10] =
[INFO] [stderr] 14 | |     ["", "I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX"];
[INFO] [stderr]    | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_roman_numerals`
[INFO] [stderr]   --> src/core/core_utils.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn to_roman_numerals(number: u32, casing: Casing) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(key: &[u8]) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn encrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `decrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn decrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5`
[INFO] [stderr]   --> src/core/crypto.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn calculate_md5(data: &[u8], offset: usize, length: usize) -> [u8; 16] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5_wasm`
[INFO] [stderr]   --> src/core/crypto.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn calculate_md5_wasm(data: &[u8], offset: usize, length: usize) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAX_ADLER32_LENGTH`
[INFO] [stderr]  --> src/core/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | const MAX_ADLER32_LENGTH: usize = 5552;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compute_adler_32`
[INFO] [stderr]  --> src/core/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn compute_adler_32(bytes: &[u8]) -> u32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn set_verbosity_level(level: VerbosityLevel) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn verbosity_level() -> VerbosityLevel {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `info`
[INFO] [stderr]   --> src/shared/util.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn info(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `warn`
[INFO] [stderr]   --> src/shared/util.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn warn(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_space`
[INFO] [stderr]   --> src/shared/util.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn is_space(ch: char) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.23s
[INFO] running `"docker" "inspect" "a34e6642893c96c03bf7af6878f6f7d9e9e8c0a4179847d7e5f26066fb909093"`
[INFO] running `"docker" "rm" "-f" "a34e6642893c96c03bf7af6878f6f7d9e9e8c0a4179847d7e5f26066fb909093"`
[INFO] [stdout] a34e6642893c96c03bf7af6878f6f7d9e9e8c0a4179847d7e5f26066fb909093
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 78094e4b427d75be79f36a86e41d57168c57aeaf5beae845e545a951b90f4821
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "78094e4b427d75be79f36a86e41d57168c57aeaf5beae845e545a951b90f4821"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.47
[INFO] [stderr]    Compiling bumpalo v2.4.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.47
[INFO] [stderr]    Compiling futures v0.1.27
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.47
[INFO] [stderr] warning: variant is never constructed: `Upper`
[INFO] [stderr]  --> src/core/core_utils.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Upper,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lower`
[INFO] [stderr]  --> src/core/core_utils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Lower,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_HUNDREDS`
[INFO] [stderr]  --> src/core/core_utils.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / const ROMAN_NUMBER_MAP_HUNDREDS: [&str; 10] =
[INFO] [stderr] 8 | |     ["", "C", "CC", "CCC", "CD", "D", "DC", "DCC", "DCCC", "CM"];
[INFO] [stderr]   | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_TENS`
[INFO] [stderr]   --> src/core/core_utils.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / const ROMAN_NUMBER_MAP_TENS: [&str; 10] =
[INFO] [stderr] 11 | |     ["", "X", "XX", "XXX", "XL", "L", "LX", "LXX", "LXXX", "XC"];
[INFO] [stderr]    | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_ONES`
[INFO] [stderr]   --> src/core/core_utils.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / const ROMAN_NUMBER_MAP_ONES: [&str; 10] =
[INFO] [stderr] 14 | |     ["", "I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX"];
[INFO] [stderr]    | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_roman_numerals`
[INFO] [stderr]   --> src/core/core_utils.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn to_roman_numerals(number: u32, casing: Casing) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(key: &[u8]) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn encrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `decrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn decrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5`
[INFO] [stderr]   --> src/core/crypto.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn calculate_md5(data: &[u8], offset: usize, length: usize) -> [u8; 16] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5_wasm`
[INFO] [stderr]   --> src/core/crypto.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn calculate_md5_wasm(data: &[u8], offset: usize, length: usize) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAX_ADLER32_LENGTH`
[INFO] [stderr]  --> src/core/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | const MAX_ADLER32_LENGTH: usize = 5552;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compute_adler_32`
[INFO] [stderr]  --> src/core/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn compute_adler_32(bytes: &[u8]) -> u32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn set_verbosity_level(level: VerbosityLevel) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn verbosity_level() -> VerbosityLevel {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `info`
[INFO] [stderr]   --> src/shared/util.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn info(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `warn`
[INFO] [stderr]   --> src/shared/util.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn warn(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_space`
[INFO] [stderr]   --> src/shared/util.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn is_space(ch: char) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.47
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.47
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.47
[INFO] [stderr]    Compiling js-sys v0.3.24
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.24
[INFO] [stderr]    Compiling wasm-bindgen-test v0.2.47
[INFO] [stderr]    Compiling pdfjs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(key: &[u8]) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn encrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `decrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn decrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5`
[INFO] [stderr]   --> src/core/crypto.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn calculate_md5(data: &[u8], offset: usize, length: usize) -> [u8; 16] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5_wasm`
[INFO] [stderr]   --> src/core/crypto.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn calculate_md5_wasm(data: &[u8], offset: usize, length: usize) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn set_verbosity_level(level: VerbosityLevel) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn verbosity_level() -> VerbosityLevel {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `info`
[INFO] [stderr]   --> src/shared/util.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn info(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `warn`
[INFO] [stderr]   --> src/shared/util.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn warn(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_space`
[INFO] [stderr]   --> src/shared/util.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn is_space(ch: char) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.08s
[INFO] running `"docker" "inspect" "78094e4b427d75be79f36a86e41d57168c57aeaf5beae845e545a951b90f4821"`
[INFO] running `"docker" "rm" "-f" "78094e4b427d75be79f36a86e41d57168c57aeaf5beae845e545a951b90f4821"`
[INFO] [stdout] 78094e4b427d75be79f36a86e41d57168c57aeaf5beae845e545a951b90f4821
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b8680e48fa431c2ec5a821e5b7ea1796bd6d049844736bbbf2a3248b93c13e6
[INFO] running `"docker" "start" "-a" "1b8680e48fa431c2ec5a821e5b7ea1796bd6d049844736bbbf2a3248b93c13e6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variant is never constructed: `Upper`
[INFO] [stderr]  --> src/core/core_utils.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Upper,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lower`
[INFO] [stderr]  --> src/core/core_utils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Lower,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_HUNDREDS`
[INFO] [stderr]  --> src/core/core_utils.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / const ROMAN_NUMBER_MAP_HUNDREDS: [&str; 10] =
[INFO] [stderr] 8 | |     ["", "C", "CC", "CCC", "CD", "D", "DC", "DCC", "DCCC", "CM"];
[INFO] [stderr]   | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_TENS`
[INFO] [stderr]   --> src/core/core_utils.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / const ROMAN_NUMBER_MAP_TENS: [&str; 10] =
[INFO] [stderr] 11 | |     ["", "X", "XX", "XXX", "XL", "L", "LX", "LXX", "LXXX", "XC"];
[INFO] [stderr]    | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ROMAN_NUMBER_MAP_ONES`
[INFO] [stderr]   --> src/core/core_utils.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / const ROMAN_NUMBER_MAP_ONES: [&str; 10] =
[INFO] [stderr] 14 | |     ["", "I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX"];
[INFO] [stderr]    | |_________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_roman_numerals`
[INFO] [stderr]   --> src/core/core_utils.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn to_roman_numerals(number: u32, casing: Casing) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(key: &[u8]) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn encrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `decrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn decrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5`
[INFO] [stderr]   --> src/core/crypto.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn calculate_md5(data: &[u8], offset: usize, length: usize) -> [u8; 16] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5_wasm`
[INFO] [stderr]   --> src/core/crypto.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn calculate_md5_wasm(data: &[u8], offset: usize, length: usize) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAX_ADLER32_LENGTH`
[INFO] [stderr]  --> src/core/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | const MAX_ADLER32_LENGTH: usize = 5552;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compute_adler_32`
[INFO] [stderr]  --> src/core/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn compute_adler_32(bytes: &[u8]) -> u32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn set_verbosity_level(level: VerbosityLevel) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn verbosity_level() -> VerbosityLevel {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `info`
[INFO] [stderr]   --> src/shared/util.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn info(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `warn`
[INFO] [stderr]   --> src/shared/util.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn warn(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_space`
[INFO] [stderr]   --> src/shared/util.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn is_space(ch: char) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(key: &[u8]) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn encrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `decrypt_block`
[INFO] [stderr]   --> src/core/crypto/arc_four_cipher.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn decrypt_block(&mut self, data: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5`
[INFO] [stderr]   --> src/core/crypto.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn calculate_md5(data: &[u8], offset: usize, length: usize) -> [u8; 16] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_md5_wasm`
[INFO] [stderr]   --> src/core/crypto.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn calculate_md5_wasm(data: &[u8], offset: usize, length: usize) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn set_verbosity_level(level: VerbosityLevel) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `verbosity_level`
[INFO] [stderr]   --> src/shared/util.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn verbosity_level() -> VerbosityLevel {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `info`
[INFO] [stderr]   --> src/shared/util.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn info(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `warn`
[INFO] [stderr]   --> src/shared/util.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn warn(msg: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_space`
[INFO] [stderr]   --> src/shared/util.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn is_space(ch: char) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pdfjs-8e61d05f3cd9b3a8
[INFO] [stdout] running 3 tests
[INFO] [stdout] test core::core_utils::test_to_roman_numerals_uppercase ... ok
[INFO] [stdout] test core::parser::test_compute_adler_32 ... ok
[INFO] [stdout] test core::core_utils::test_to_roman_numerals_lowercase ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pdfjs
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1b8680e48fa431c2ec5a821e5b7ea1796bd6d049844736bbbf2a3248b93c13e6"`
[INFO] running `"docker" "rm" "-f" "1b8680e48fa431c2ec5a821e5b7ea1796bd6d049844736bbbf2a3248b93c13e6"`
[INFO] [stdout] 1b8680e48fa431c2ec5a821e5b7ea1796bd6d049844736bbbf2a3248b93c13e6