[INFO] fetching crate cargo-call-stack 0.1.5...
[INFO] testing cargo-call-stack-0.1.5 against 1.52.1 for beta-1.52-2
[INFO] extracting crate cargo-call-stack 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-call-stack 0.1.5 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-call-stack 0.1.5
[INFO] finished tweaking crates.io crate cargo-call-stack 0.1.5
[INFO] tweaked toml for crates.io crate cargo-call-stack 0.1.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-call-stack 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] 2a82eea3abf467c30de4487067b5bcc99bc9d6ed936ac5258bee0de27cd8ac6c
[INFO] running `Command { std: "docker" "start" "-a" "2a82eea3abf467c30de4487067b5bcc99bc9d6ed936ac5258bee0de27cd8ac6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a82eea3abf467c30de4487067b5bcc99bc9d6ed936ac5258bee0de27cd8ac6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a82eea3abf467c30de4487067b5bcc99bc9d6ed936ac5258bee0de27cd8ac6c", kill_on_drop: false }`
[INFO] [stdout] 2a82eea3abf467c30de4487067b5bcc99bc9d6ed936ac5258bee0de27cd8ac6c
[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=warn" "-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" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ae6195675520830fd79bd7a5a902bb9d343b83515add2773291c94ce1e45248
[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" "5ae6195675520830fd79bd7a5a902bb9d343b83515add2773291c94ce1e45248", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling zero v0.1.2
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling xmas-elf v0.6.2
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling ar v0.6.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling rustc-cfg v0.4.0
[INFO] [stderr]    Compiling cargo-project v0.2.3
[INFO] [stderr]    Compiling stack-sizes v0.4.0
[INFO] [stderr]    Compiling cargo-call-stack v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "5ae6195675520830fd79bd7a5a902bb9d343b83515add2773291c94ce1e45248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae6195675520830fd79bd7a5a902bb9d343b83515add2773291c94ce1e45248", kill_on_drop: false }`
[INFO] [stdout] 5ae6195675520830fd79bd7a5a902bb9d343b83515add2773291c94ce1e45248
[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=warn" "-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" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 945b5eb395ee8d566e02ca6ca301678b32f7381b646d8541bc3eeadba0b3a981
[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" "945b5eb395ee8d566e02ca6ca301678b32f7381b646d8541bc3eeadba0b3a981", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-call-stack v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.65s
[INFO] running `Command { std: "docker" "inspect" "945b5eb395ee8d566e02ca6ca301678b32f7381b646d8541bc3eeadba0b3a981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945b5eb395ee8d566e02ca6ca301678b32f7381b646d8541bc3eeadba0b3a981", kill_on_drop: false }`
[INFO] [stdout] 945b5eb395ee8d566e02ca6ca301678b32f7381b646d8541bc3eeadba0b3a981
[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=warn" "-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" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41b8f6a48e4011d2ad68497efbb76a012e57087a4ec082f6f490fea60ca0c4bf
[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" "41b8f6a48e4011d2ad68497efbb76a012e57087a4ec082f6f490fea60ca0c4bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_call_stack-7c98b948a652fd44)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test ir::define::tests::indirect_call ... ok
[INFO] [stdout] test ir::define::tests::assign ... ok
[INFO] [stdout] test ir::define::tests::label ... ok
[INFO] [stdout] test ir::item::tests::global ... ok
[INFO] [stdout] test ir::tests::ident ... ok
[INFO] [stdout] test ir::item::tests::declare ... ok
[INFO] [stdout] test ir::tests::fmt_sig ... ok
[INFO] [stdout] test ir::tests::local ... ok
[INFO] [stdout] test ir::ty::tests::fn_inputs ... ok
[INFO] [stdout] test ir::tests::getelementptr ... ok
[INFO] [stdout] test ir::item::tests::type_ ... ok
[INFO] [stdout] test ir::tests::string ... ok
[INFO] [stdout] test ir::ty::tests::varargs ... ok
[INFO] [stdout] test ir::item::tests::alias ... ok
[INFO] [stdout] test ir::define::tests::asm ... ok
[INFO] [stdout] test ir::define::tests::parameter ... ok
[INFO] [stdout] test ir::tests::attribute ... ok
[INFO] [stdout] test ir::define::tests::direct_call ... ok
[INFO] [stdout] test ir::define::tests::parse ... ok
[INFO] [stdout] test ir::ty::tests::mvt_vector ... ok
[INFO] [stdout] test ir::tests::comment ... ok
[INFO] [stdout] test ir::ty::tests::sanity ... ok
[INFO] [stdout] test ir::define::tests::argument ... ok
[INFO] [stdout] test ir::define::tests::bitcast_call ... ok
[INFO] [stdout] test ir::tests::alias ... ok
[INFO] [stdout] test ir::define::tests::other ... ok
[INFO] [stdout] test thumb::tests::sanity ... ok
[INFO] [stdout] test thumb::tests::modifies_sp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/examples.rs (/opt/rustwide/target/debug/deps/examples-6554eb1c2082084a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test to ... ok
[INFO] [stdout] test fmul ... ok
[INFO] [stdout] test cycle ... ok
[INFO] [stdout] test fun ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "41b8f6a48e4011d2ad68497efbb76a012e57087a4ec082f6f490fea60ca0c4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b8f6a48e4011d2ad68497efbb76a012e57087a4ec082f6f490fea60ca0c4bf", kill_on_drop: false }`
[INFO] [stdout] 41b8f6a48e4011d2ad68497efbb76a012e57087a4ec082f6f490fea60ca0c4bf