[INFO] fetching crate qrcode-png 0.2.0... [INFO] testing qrcode-png-0.2.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate qrcode-png 0.2.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate qrcode-png 0.2.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate qrcode-png 0.2.0 [INFO] finished tweaking crates.io crate qrcode-png 0.2.0 [INFO] tweaked toml for crates.io crate qrcode-png 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate crates.io crate qrcode-png 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 92e14c75f006d326ce13542a5ee626d30e4637af58126abab58a016924ba57e7 [INFO] running `Command { std: "docker" "start" "-a" "92e14c75f006d326ce13542a5ee626d30e4637af58126abab58a016924ba57e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "92e14c75f006d326ce13542a5ee626d30e4637af58126abab58a016924ba57e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92e14c75f006d326ce13542a5ee626d30e4637af58126abab58a016924ba57e7", kill_on_drop: false }` [INFO] [stdout] 92e14c75f006d326ce13542a5ee626d30e4637af58126abab58a016924ba57e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6328c84713ea0f1de0e413bf9f6c9ee795671c322f71afa94acfa300a5b02211 [INFO] running `Command { std: "docker" "start" "-a" "6328c84713ea0f1de0e413bf9f6c9ee795671c322f71afa94acfa300a5b02211", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling qrcodegen v1.6.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling deflate v0.8.6 [INFO] [stderr] Compiling png v0.16.8 [INFO] [stderr] Compiling qrcode-png v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.25s [INFO] running `Command { std: "docker" "inspect" "6328c84713ea0f1de0e413bf9f6c9ee795671c322f71afa94acfa300a5b02211", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6328c84713ea0f1de0e413bf9f6c9ee795671c322f71afa94acfa300a5b02211", kill_on_drop: false }` [INFO] [stdout] 6328c84713ea0f1de0e413bf9f6c9ee795671c322f71afa94acfa300a5b02211 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b90c8610989312916b7fc53e2ac3c44e45d17e973a433da233efc7a7da64bb8 [INFO] running `Command { std: "docker" "start" "-a" "3b90c8610989312916b7fc53e2ac3c44e45d17e973a433da233efc7a7da64bb8", kill_on_drop: false }` [INFO] [stderr] Compiling qrcode-png v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `Command { std: "docker" "inspect" "3b90c8610989312916b7fc53e2ac3c44e45d17e973a433da233efc7a7da64bb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b90c8610989312916b7fc53e2ac3c44e45d17e973a433da233efc7a7da64bb8", kill_on_drop: false }` [INFO] [stdout] 3b90c8610989312916b7fc53e2ac3c44e45d17e973a433da233efc7a7da64bb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d6763777bf70c2f890eae2845442acef510c2fdc66f6690887041ef9da2b5e31 [INFO] running `Command { std: "docker" "start" "-a" "d6763777bf70c2f890eae2845442acef510c2fdc66f6690887041ef9da2b5e31", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/qrcode_png-83cf9269c7461b2d) [INFO] [stderr] Doc-tests qrcode-png [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 1 test [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] test src/lib.rs - (line 2) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 2) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:12:47 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x560ce91f2bb0 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x560ce91f2bb0 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x560ce91f2bb0 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x560ce91f2bb0 - ::fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x560ce920c6bc - core[ee1ca6415511a9c4]::fmt::write [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17 [INFO] [stdout] 5: 0x560ce91f1615 - ::write_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15 [INFO] [stdout] 6: 0x560ce91f47db - std[77c0456e0eb29f0c]::sys_common::backtrace::_print [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x560ce91f47db - std[77c0456e0eb29f0c]::sys_common::backtrace::print [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x560ce91f47db - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x560ce91f42b1 - std[77c0456e0eb29f0c]::panicking::default_hook [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x560ce91f4e81 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x560ce91f4987 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x560ce91f30ac - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x560ce91f48e9 - rust_begin_unwind [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x560ce918b291 - core[ee1ca6415511a9c4]::panicking::panic_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x560ce918b323 - core[ee1ca6415511a9c4]::result::unwrap_failed [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:1355:5 [INFO] [stdout] 16: 0x560ce918eba7 - >::unwrap [INFO] [stdout] 17: 0x560ce918f765 - rust_out[17891616a171812d]::main::_doctest_main_src_lib_rs_2_0 [INFO] [stdout] 18: 0x560ce918f5d6 - rust_out[17891616a171812d]::main [INFO] [stdout] 19: 0x560ce918f573 - >::call_once [INFO] [stdout] 20: 0x560ce918e279 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] 21: 0x560ce918e3f9 - std[77c0456e0eb29f0c]::rt::lang_start::<()>::{closure#0} [INFO] [stdout] 22: 0x560ce91f5379 - <&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x560ce91f5379 - std[77c0456e0eb29f0c]::panicking::try::do_call::<&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync, i32> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x560ce91f5379 - std[77c0456e0eb29f0c]::panicking::try:: + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x560ce91f5379 - std[77c0456e0eb29f0c]::panic::catch_unwind::<&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync, i32> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] 26: 0x560ce91f5379 - std[77c0456e0eb29f0c]::rt::lang_start_internal [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:34:21 [INFO] [stdout] 27: 0x560ce918e081 - std[77c0456e0eb29f0c]::rt::lang_start::<()> [INFO] [stdout] 28: 0x560ce918fa73 - main [INFO] [stdout] 29: 0x7f003162a0b3 - __libc_start_main [INFO] [stdout] 30: 0x560ce918ba0e - _start [INFO] [stdout] 31: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 2) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d6763777bf70c2f890eae2845442acef510c2fdc66f6690887041ef9da2b5e31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6763777bf70c2f890eae2845442acef510c2fdc66f6690887041ef9da2b5e31", kill_on_drop: false }` [INFO] [stdout] d6763777bf70c2f890eae2845442acef510c2fdc66f6690887041ef9da2b5e31